Home / 5,028.20-7,543.56-2,949.95

Finding the Fourth Proportional to 5,028.20, 7,543.56 and 2,949.95

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Solution

The fourth proportional to 5,028.20, 7,543.56 and 2,949.95 is: 4,425.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.20 : 7,543.56 = 2,949.95 : x
  2. Step 2: Convert to fraction form
    5,028.20/7,543.56 = 2,949.95/x
  3. Step 3: Cross multiply
    5,028.20x = 7,543.56 × 2,949.95
  4. Step 4: Simplify right side
    5,028.20x = 22,253,087.10
  5. Step 5: Solve for x
    x = 22,253,087.10/5,028.20
  6. Step 6: Final answer
    x = 4,425.66

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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.