Windows
2 options- In Word / Outlook: type 221D then press Alt + X.
- Anywhere: press Win + . to open the emoji & symbol picker, then search.
Proportional To Symbol
A symbol from the Math Symbols collection. Click the symbol or the button below to copy.
- Symbol
- ∝
- Unicode
- U+221D
- HTML entity
- ∝
- Category
- Math Symbols
Export
Download Proportional To as SVG or PNG — or add a caption to make a labelled icon, badge or sticker.
Background
Previewtransparent background
Fill color applies to monochrome symbols; multicolor emoji keep their own colors. Add a circle/rounded background to make an app icon or avatar. Exports are self-contained; the SVG embeds the glyph's font. Without a background, exports are transparent.
25 of 96 in the math symbols collection
About the proportional to symbol
The symbol ∝ denotes proportionality, meaning that two quantities vary in direct relation to each other. It is read as "is proportional to" and is a standard notation in mathematics and the physical sciences, appearing in equations that describe relationships such as inverse-square laws or linear scaling. The character belongs to the Mathematical Operators block and is used in formal mathematical typesetting, textbooks, and academic papers.
How to type Proportional To
Native keyboard shortcuts for each operating system — derived from the codepoint, so the steps below are always accurate.
macOS
2 options- Enable “Unicode Hex Input” in System Settings → Keyboard, then hold Option and type 221D.
- Or: Control + Command + Space opens the Character Viewer — search by name.
Linux
1 step- Press Ctrl + Shift + U, type 221D, then press Enter or Space.
Copy in every format
Every form of this character — for HTML, CSS, JavaScript, URLs and more. Click any value to copy.
Related math symbols
Other math symbols you can copy and paste — explore similar Unicode characters from the same family.
- +Plus SignCopy the plus sign symbol→
- −Minus SignCopy the minus sign symbol→
- ×Multiplication SignCopy the multiplication sign symbol→
- ÷Division SignCopy the division sign symbol→
- ±Plus-Minus SignCopy the plus-minus sign symbol→
- ∓Minus-Or-Plus SignCopy the minus-or-plus sign symbol→
- =Equals SignCopy the equals sign symbol→
- ≠Not Equal ToCopy the not equal to symbol→
- ≈Almost Equal ToCopy the almost equal to symbol→
- ≡Identical ToCopy the identical to symbol→
- ≤Less-Than Or Equal ToCopy the less-than or equal to symbol→
- ≥Greater-Than Or Equal ToCopy the greater-than or equal to symbol→
Explore related collections
Browse other symbol families that pair well with math symbols.