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Finding the Fourth Proportional to 6,658.92, 9,982.26 and 2,273.31

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Solution

The fourth proportional to 6,658.92, 9,982.26 and 2,273.31 is: 3,407.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658.92 : 9,982.26 = 2,273.31 : x
  2. Step 2: Convert to fraction form
    6,658.92/9,982.26 = 2,273.31/x
  3. Step 3: Cross multiply
    6,658.92x = 9,982.26 × 2,273.31
  4. Step 4: Simplify right side
    6,658.92x = 22,692,771.48
  5. Step 5: Solve for x
    x = 22,692,771.48/6,658.92
  6. Step 6: Final answer
    x = 3,407.88

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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.