Home / 8,086.73-12,125.11-3,150.62

Finding the Fourth Proportional to 8,086.73, 12,125.11 and 3,150.62

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Solution

The fourth proportional to 8,086.73, 12,125.11 and 3,150.62 is: 4,723.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.73 : 12,125.11 = 3,150.62 : x
  2. Step 2: Convert to fraction form
    8,086.73/12,125.11 = 3,150.62/x
  3. Step 3: Cross multiply
    8,086.73x = 12,125.11 × 3,150.62
  4. Step 4: Simplify right side
    8,086.73x = 38,201,545.57
  5. Step 5: Solve for x
    x = 38,201,545.57/8,086.73
  6. Step 6: Final answer
    x = 4,723.98

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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.