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Finding the Fourth Proportional to 6,337.72, 9,500.20 and 2,641.99

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Solution

The fourth proportional to 6,337.72, 9,500.20 and 2,641.99 is: 3,960.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,337.72 : 9,500.20 = 2,641.99 : x
  2. Step 2: Convert to fraction form
    6,337.72/9,500.20 = 2,641.99/x
  3. Step 3: Cross multiply
    6,337.72x = 9,500.20 × 2,641.99
  4. Step 4: Simplify right side
    6,337.72x = 25,099,433.40
  5. Step 5: Solve for x
    x = 25,099,433.40/6,337.72
  6. Step 6: Final answer
    x = 3,960.33

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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.