Directly Proportional

Two quantities y and x are said to be directly proportional, proportional, or "in direct proportion" if y is given by a constant multiple of x, i.e., y=cx for c a constant. This relationship is commonly written y proportional x.

See also

Inversely Proportional, Proportional

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Cite this as:

Weisstein, Eric W. "Directly Proportional." From MathWorld--A Wolfram Web Resource.

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