Solving Proportion Problems

Question 1:

y is directly proportional to the square of x. When x = 7, y = 245, find y when x = 1.

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Question 2:

y is directly proportional to the cube of x. When x = 2, y = 72, find y when x = 12.

15552

Question 3:

y is inversely proportional to the cube root of x. When x = 1, y = 24, find y when x = 27.

8

Question 4:

y is inversely proportional to the square of x. When x = 2, y = 36, find y when x = 4.

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