Home / 3,737.20-5,605.68-1,545.28

Finding the Fourth Proportional to 3,737.20, 5,605.68 and 1,545.28

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Solution

The fourth proportional to 3,737.20, 5,605.68 and 1,545.28 is: 2,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.20 : 5,605.68 = 1,545.28 : x
  2. Step 2: Convert to fraction form
    3,737.20/5,605.68 = 1,545.28/x
  3. Step 3: Cross multiply
    3,737.20x = 5,605.68 × 1,545.28
  4. Step 4: Simplify right side
    3,737.20x = 8,662,345.19
  5. Step 5: Solve for x
    x = 8,662,345.19/3,737.20
  6. Step 6: Final answer
    x = 2,317.87

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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.