Home / 5,781.17-8,669.46-2,082.11

Finding the Fourth Proportional to 5,781.17, 8,669.46 and 2,082.11

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Solution

The fourth proportional to 5,781.17, 8,669.46 and 2,082.11 is: 3,122.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781.17 : 8,669.46 = 2,082.11 : x
  2. Step 2: Convert to fraction form
    5,781.17/8,669.46 = 2,082.11/x
  3. Step 3: Cross multiply
    5,781.17x = 8,669.46 × 2,082.11
  4. Step 4: Simplify right side
    5,781.17x = 18,050,726.01
  5. Step 5: Solve for x
    x = 18,050,726.01/5,781.17
  6. Step 6: Final answer
    x = 3,122.33

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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.