Home / 10,367.20-15,553.05-3,793.39

Finding the Fourth Proportional to 10,367.20, 15,553.05 and 3,793.39

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Solution

The fourth proportional to 10,367.20, 15,553.05 and 3,793.39 is: 5,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.20 : 15,553.05 = 3,793.39 : x
  2. Step 2: Convert to fraction form
    10,367.20/15,553.05 = 3,793.39/x
  3. Step 3: Cross multiply
    10,367.20x = 15,553.05 × 3,793.39
  4. Step 4: Simplify right side
    10,367.20x = 58,998,784.34
  5. Step 5: Solve for x
    x = 58,998,784.34/10,367.20
  6. Step 6: Final answer
    x = 5,690.91

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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.