Home / 6,371.16-9,557.17-1,691.11

Finding the Fourth Proportional to 6,371.16, 9,557.17 and 1,691.11

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Solution

The fourth proportional to 6,371.16, 9,557.17 and 1,691.11 is: 2,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.16 : 9,557.17 = 1,691.11 : x
  2. Step 2: Convert to fraction form
    6,371.16/9,557.17 = 1,691.11/x
  3. Step 3: Cross multiply
    6,371.16x = 9,557.17 × 1,691.11
  4. Step 4: Simplify right side
    6,371.16x = 16,162,225.76
  5. Step 5: Solve for x
    x = 16,162,225.76/6,371.16
  6. Step 6: Final answer
    x = 2,536.78

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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.