Home / 5,027.40-7,541.46-1,517.13

Finding the Fourth Proportional to 5,027.40, 7,541.46 and 1,517.13

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Solution

The fourth proportional to 5,027.40, 7,541.46 and 1,517.13 is: 2,275.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.40 : 7,541.46 = 1,517.13 : x
  2. Step 2: Convert to fraction form
    5,027.40/7,541.46 = 1,517.13/x
  3. Step 3: Cross multiply
    5,027.40x = 7,541.46 × 1,517.13
  4. Step 4: Simplify right side
    5,027.40x = 11,441,375.21
  5. Step 5: Solve for x
    x = 11,441,375.21/5,027.40
  6. Step 6: Final answer
    x = 2,275.80

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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.