Home / 5,028.70-7,540.02-2,254.87

Finding the Fourth Proportional to 5,028.70, 7,540.02 and 2,254.87

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Solution

The fourth proportional to 5,028.70, 7,540.02 and 2,254.87 is: 3,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.70 : 7,540.02 = 2,254.87 : x
  2. Step 2: Convert to fraction form
    5,028.70/7,540.02 = 2,254.87/x
  3. Step 3: Cross multiply
    5,028.70x = 7,540.02 × 2,254.87
  4. Step 4: Simplify right side
    5,028.70x = 17,001,764.90
  5. Step 5: Solve for x
    x = 17,001,764.90/5,028.70
  6. Step 6: Final answer
    x = 3,380.95

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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.