Home / 10,442.59-15,656.45-4,892.91

Finding the Fourth Proportional to 10,442.59, 15,656.45 and 4,892.91

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Solution

The fourth proportional to 10,442.59, 15,656.45 and 4,892.91 is: 7,335.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442.59 : 15,656.45 = 4,892.91 : x
  2. Step 2: Convert to fraction form
    10,442.59/15,656.45 = 4,892.91/x
  3. Step 3: Cross multiply
    10,442.59x = 15,656.45 × 4,892.91
  4. Step 4: Simplify right side
    10,442.59x = 76,605,576.30
  5. Step 5: Solve for x
    x = 76,605,576.30/10,442.59
  6. Step 6: Final answer
    x = 7,335.88

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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.