Home / 5,517.48-7,614.90-3,422.28

Finding the Fourth Proportional to 5,517.48, 7,614.90 and 3,422.28

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Solution

The fourth proportional to 5,517.48, 7,614.90 and 3,422.28 is: 4,723.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.48 : 7,614.90 = 3,422.28 : x
  2. Step 2: Convert to fraction form
    5,517.48/7,614.90 = 3,422.28/x
  3. Step 3: Cross multiply
    5,517.48x = 7,614.90 × 3,422.28
  4. Step 4: Simplify right side
    5,517.48x = 26,060,319.97
  5. Step 5: Solve for x
    x = 26,060,319.97/5,517.48
  6. Step 6: Final answer
    x = 4,723.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.