Home / 3,687.13-5,517.70-2,301.12

Finding the Fourth Proportional to 3,687.13, 5,517.70 and 2,301.12

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Solution

The fourth proportional to 3,687.13, 5,517.70 and 2,301.12 is: 3,443.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.13 : 5,517.70 = 2,301.12 : x
  2. Step 2: Convert to fraction form
    3,687.13/5,517.70 = 2,301.12/x
  3. Step 3: Cross multiply
    3,687.13x = 5,517.70 × 2,301.12
  4. Step 4: Simplify right side
    3,687.13x = 12,696,856.48
  5. Step 5: Solve for x
    x = 12,696,856.48/3,687.13
  6. Step 6: Final answer
    x = 3,443.56

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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.