Solving Proportion Problems
Question 1:
y is directly proportional to the cube of x.
When x = 4, y = 256, find y when
x = 3.
108
Question 2:
y is directly proportional to the square of x.
When x = 9, y = 162, find y when
x = 3.
18
Question 3:
y is inversely proportional to the cube root of x.
When x = 27, y = 8, find y when
x = 8.
12
Question 4:
y is inversely proportional to the square of x.
When x = 8, y = 1008, find y when
x = 12.
448