Home / 4,917.28-7,374.48-3,687.52

Finding the Fourth Proportional to 4,917.28, 7,374.48 and 3,687.52

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Solution

The fourth proportional to 4,917.28, 7,374.48 and 3,687.52 is: 5,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.28 : 7,374.48 = 3,687.52 : x
  2. Step 2: Convert to fraction form
    4,917.28/7,374.48 = 3,687.52/x
  3. Step 3: Cross multiply
    4,917.28x = 7,374.48 × 3,687.52
  4. Step 4: Simplify right side
    4,917.28x = 27,193,542.49
  5. Step 5: Solve for x
    x = 27,193,542.49/4,917.28
  6. Step 6: Final answer
    x = 5,530.20

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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.