Home / 8,042-11,099.88-4,731.92

Finding the Fourth Proportional to 8,042, 11,099.88 and 4,731.92

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Solution

The fourth proportional to 8,042, 11,099.88 and 4,731.92 is: 6,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042 : 11,099.88 = 4,731.92 : x
  2. Step 2: Convert to fraction form
    8,042/11,099.88 = 4,731.92/x
  3. Step 3: Cross multiply
    8,042x = 11,099.88 × 4,731.92
  4. Step 4: Simplify right side
    8,042x = 52,523,744.17
  5. Step 5: Solve for x
    x = 52,523,744.17/8,042
  6. Step 6: Final answer
    x = 6,531.18

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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.