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If y varies directly with x and Y equals 12 when X equals four what is the constant of proportionality

User Ed Landau
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1 Answer

2 votes

Answer:

3

Explanation:

If y varies directly with x, we have:


y \propto x\\$Introducing the constant of proportionality, k\\y=kx

When y=12, x=4

Substituting these values into the equation

12=4k

k=12/4

k=3

The constant of proportionality is 3.

User Mujo Osmanovic
by
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