Home / 913.36-1,259.40-736.24

Finding the Fourth Proportional to 913.36, 1,259.40 and 736.24

Calculator

Solution

The fourth proportional to 913.36, 1,259.40 and 736.24 is: 1,015.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    913.36 : 1,259.40 = 736.24 : x
  2. Step 2: Convert to fraction form
    913.36/1,259.40 = 736.24/x
  3. Step 3: Cross multiply
    913.36x = 1,259.40 × 736.24
  4. Step 4: Simplify right side
    913.36x = 927,220.66
  5. Step 5: Solve for x
    x = 927,220.66/913.36
  6. Step 6: Final answer
    x = 1,015.18

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.