Home / 6,545.52-9,032.64-3,712.68

Finding the Fourth Proportional to 6,545.52, 9,032.64 and 3,712.68

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Solution

The fourth proportional to 6,545.52, 9,032.64 and 3,712.68 is: 5,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.52 : 9,032.64 = 3,712.68 : x
  2. Step 2: Convert to fraction form
    6,545.52/9,032.64 = 3,712.68/x
  3. Step 3: Cross multiply
    6,545.52x = 9,032.64 × 3,712.68
  4. Step 4: Simplify right side
    6,545.52x = 33,535,301.88
  5. Step 5: Solve for x
    x = 33,535,301.88/6,545.52
  6. Step 6: Final answer
    x = 5,123.40

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1.5x scale

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.