SOLUTION: How would you solve a proportion of the typ 4/x = x/4?

Algebra ->  Proportions  -> Lessons -> SOLUTION: How would you solve a proportion of the typ 4/x = x/4?      Log On


   

Question 2597: How would you solve a proportion of the typ 4/x = x/4?
Found 2 solutions by longjonsilver, kiru_khandelwal:
Answer by longjonsilver(2297) About Me  (Show Source):
You can put this solution on YOUR website!
you get x%5E2+=+16

therefore x = +- sqrt(16)

so x = +4 or x = -4

jon

Answer by kiru_khandelwal(79) About Me  (Show Source):
You can put this solution on YOUR website!
4/x = x/4
=> x*x = 4*4
=> x^2 = 16
=> x^2 = (+/-4)^2
=> x = 4 or x = -4