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Finding the Fourth Proportional to 3,658.75, 5,488.80 and 1,467.70

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Solution

The fourth proportional to 3,658.75, 5,488.80 and 1,467.70 is: 2,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.75 : 5,488.80 = 1,467.70 : x
  2. Step 2: Convert to fraction form
    3,658.75/5,488.80 = 1,467.70/x
  3. Step 3: Cross multiply
    3,658.75x = 5,488.80 × 1,467.70
  4. Step 4: Simplify right side
    3,658.75x = 8,055,911.76
  5. Step 5: Solve for x
    x = 8,055,911.76/3,658.75
  6. Step 6: Final answer
    x = 2,201.82

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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.