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Finding the Fourth Proportional to 6,111.92, 9,171.50 and 2,414.52

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Solution

The fourth proportional to 6,111.92, 9,171.50 and 2,414.52 is: 3,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.92 : 9,171.50 = 2,414.52 : x
  2. Step 2: Convert to fraction form
    6,111.92/9,171.50 = 2,414.52/x
  3. Step 3: Cross multiply
    6,111.92x = 9,171.50 × 2,414.52
  4. Step 4: Simplify right side
    6,111.92x = 22,144,770.18
  5. Step 5: Solve for x
    x = 22,144,770.18/6,111.92
  6. Step 6: Final answer
    x = 3,623.21

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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.