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Finding the Fourth Proportional to 5,650.54, 8,472.72 and 4,488.01

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Solution

The fourth proportional to 5,650.54, 8,472.72 and 4,488.01 is: 6,729.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650.54 : 8,472.72 = 4,488.01 : x
  2. Step 2: Convert to fraction form
    5,650.54/8,472.72 = 4,488.01/x
  3. Step 3: Cross multiply
    5,650.54x = 8,472.72 × 4,488.01
  4. Step 4: Simplify right side
    5,650.54x = 38,025,652.09
  5. Step 5: Solve for x
    x = 38,025,652.09/5,650.54
  6. Step 6: Final answer
    x = 6,729.56

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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.