Home / 8,545.52-12,810.96-3,350.20

Finding the Fourth Proportional to 8,545.52, 12,810.96 and 3,350.20

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Solution

The fourth proportional to 8,545.52, 12,810.96 and 3,350.20 is: 5,022.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.52 : 12,810.96 = 3,350.20 : x
  2. Step 2: Convert to fraction form
    8,545.52/12,810.96 = 3,350.20/x
  3. Step 3: Cross multiply
    8,545.52x = 12,810.96 × 3,350.20
  4. Step 4: Simplify right side
    8,545.52x = 42,919,278.19
  5. Step 5: Solve for x
    x = 42,919,278.19/8,545.52
  6. Step 6: Final answer
    x = 5,022.43

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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.