# proportional

[ pruh-pawr-shuh-nl, -pohr- ]

/ prəˈpɔr ʃə nl, -ˈpoʊr- /

### adjective

having due proportion; corresponding.

being in or characterized by proportion.

of, relating to, or based on proportion; relative.

Mathematics.

- (of two quantities) having the same or a constant ratio or relation: The quantities y and x are proportional if y/x = k, where k is the constant of proportionality.
- (of a first quantity with respect to a second quantity) a constant multiple of: The quantity y is proportional to x if y = kx, where k is the constant of proportionality.

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## RELATED WORDS

## Nearby words

## Origin of proportional

SYNONYMS FOR proportional

Related forms

Can be confusedproportional proportionate

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

## Examples from the Web for proportionality

## British Dictionary definitions for proportionality

## proportional

/ (prəˈpɔːʃənəl) /

### adjective

of, involving, or being in proportion

maths having or related by a constant ratio

### noun

maths an unknown term in a proportionin a/b = c/x, x is the fourth proportional

Derived Formsproportionality, nounproportionally, adverb

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