Home / 10,461.17-15,691.88-3,065.78

Finding the Fourth Proportional to 10,461.17, 15,691.88 and 3,065.78

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Solution

The fourth proportional to 10,461.17, 15,691.88 and 3,065.78 is: 4,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.17 : 15,691.88 = 3,065.78 : x
  2. Step 2: Convert to fraction form
    10,461.17/15,691.88 = 3,065.78/x
  3. Step 3: Cross multiply
    10,461.17x = 15,691.88 × 3,065.78
  4. Step 4: Simplify right side
    10,461.17x = 48,107,773.41
  5. Step 5: Solve for x
    x = 48,107,773.41/10,461.17
  6. Step 6: Final answer
    x = 4,598.70

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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.