Proportional To Symbol (∝)
Proportional To Symbol
The proportional-to symbol states that one quantity changes in constant proportion to another.
Codes for ∝
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|---|---|
| HTML entity | |
| HTML decimal | |
| HTML hexadecimal | |
| CSS escape | |
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How to Type ∝ on Windows and Word
For the most reliable Windows method, copy the symbol from this page. In Microsoft Word, type 221D and press Alt+X. Word converts the hexadecimal Unicode value into ∝. Press Alt+X again to switch the symbol back to its code.
How to Type ∝ on Mac, Chromebook, and Linux
On a Mac, open Character Viewer with Control+Command+Space, search for “Proportional To Symbol”, and insert it. Chromebook users can copy the symbol or use the Unicode input method where supported. On Linux, press Ctrl+Shift+U, type 221d, and press Enter.
Examples and Correct Usage
Write y ∝ x when y = kx for some constant k.
Use the actual Unicode character rather than a visually similar keyboard substitute when the distinction matters in mathematics, science, accessibility, searching, or data processing.