SOLUTION: p/q=r/s Solve for q

Algebra ->  Proportions  -> Lessons -> SOLUTION: p/q=r/s Solve for q      Log On


   

Question 1148593: p/q=r/s Solve for q
Answer by ikleyn(52779) About Me  (Show Source):
You can put this solution on YOUR website!
.

Step 1.  Multiply both sides by the product q*s.  You will get  p*s = q*r.



Step 2.  Divide both sides by r.  You will get  q = %28p%2As%29%2Fr.   ANSWER

Solved and answered.

---------------

It is how propotions work.

On PROPORTIONS, see the lessons
    - Proportions
    - Using proportions to solve word problems
    - Using proportions to solve word problems in Physics
    - Using proportions to solve Chemistry problems
    - Typical problems on proportions
    - Using proportions to estimate the number of fish in a lake
    - HOW TO algebreze and solve these problems using proportions
    - Problems on proportions for mental solution
    - Selected problems on proportions from the archive
    - OVERVIEW of lessons on proportions
in this site.

These lessons were written specially for you.

Read them and become an expert in this area.

Start from the very first lesson.

Consider these lessons as your textbook,  handbook,  tutorials and  (free of charge)  home teacher.