Home / 8,591.24-12,892.80-3,397.52

Finding the Fourth Proportional to 8,591.24, 12,892.80 and 3,397.52

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Solution

The fourth proportional to 8,591.24, 12,892.80 and 3,397.52 is: 5,098.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591.24 : 12,892.80 = 3,397.52 : x
  2. Step 2: Convert to fraction form
    8,591.24/12,892.80 = 3,397.52/x
  3. Step 3: Cross multiply
    8,591.24x = 12,892.80 × 3,397.52
  4. Step 4: Simplify right side
    8,591.24x = 43,803,545.86
  5. Step 5: Solve for x
    x = 43,803,545.86/8,591.24
  6. Step 6: Final answer
    x = 5,098.63

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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.