Home / 5,132.18-7,691.15-2,936.26

Finding the Fourth Proportional to 5,132.18, 7,691.15 and 2,936.26

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Solution

The fourth proportional to 5,132.18, 7,691.15 and 2,936.26 is: 4,400.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.18 : 7,691.15 = 2,936.26 : x
  2. Step 2: Convert to fraction form
    5,132.18/7,691.15 = 2,936.26/x
  3. Step 3: Cross multiply
    5,132.18x = 7,691.15 × 2,936.26
  4. Step 4: Simplify right side
    5,132.18x = 22,583,216.10
  5. Step 5: Solve for x
    x = 22,583,216.10/5,132.18
  6. Step 6: Final answer
    x = 4,400.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.