The numbers ` x - 4, 4, x - 2 and x + 10` are in proportion. Find x.

If (x + 2) , 3, (3x-4) and 6 are in proportion, Find x .

If 4, x, 12, 15 are in proportion. Find the value of x.

If (x + 4), (x + 12), (x - 1), and (x + 5) are in proportion then the mean proportional between x and (x - 7)is:

If x,5.4,5,9 are in proportion then x is

6 is the mean proportional between two numbers x ad y and 48 is the third proportional of x and y. Find the numbers.

6 is the mean proportion between two numbers x and y and 48 is third proportion to x and y . Find the numbers.

Find x in the proportion x : 3 = 12:4

If 4,x,9 are in continued proportion,find the value of x.

Find x in the following proportions. 4:5::x : 25