Home / 9,032.20-13,545.87-6,128.35

Finding the Fourth Proportional to 9,032.20, 13,545.87 and 6,128.35

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Solution

The fourth proportional to 9,032.20, 13,545.87 and 6,128.35 is: 9,190.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,032.20 : 13,545.87 = 6,128.35 : x
  2. Step 2: Convert to fraction form
    9,032.20/13,545.87 = 6,128.35/x
  3. Step 3: Cross multiply
    9,032.20x = 13,545.87 × 6,128.35
  4. Step 4: Simplify right side
    9,032.20x = 83,013,832.41
  5. Step 5: Solve for x
    x = 83,013,832.41/9,032.20
  6. Step 6: Final answer
    x = 9,190.88

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1.5x scale

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.