Home / 6,432.07-8,876.32-3,743.43

Finding the Fourth Proportional to 6,432.07, 8,876.32 and 3,743.43

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Solution

The fourth proportional to 6,432.07, 8,876.32 and 3,743.43 is: 5,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432.07 : 8,876.32 = 3,743.43 : x
  2. Step 2: Convert to fraction form
    6,432.07/8,876.32 = 3,743.43/x
  3. Step 3: Cross multiply
    6,432.07x = 8,876.32 × 3,743.43
  4. Step 4: Simplify right side
    6,432.07x = 33,227,819.48
  5. Step 5: Solve for x
    x = 33,227,819.48/6,432.07
  6. Step 6: Final answer
    x = 5,165.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.