Home / 5,467.52-8,198.40-2,385.92

Finding the Fourth Proportional to 5,467.52, 8,198.40 and 2,385.92

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Solution

The fourth proportional to 5,467.52, 8,198.40 and 2,385.92 is: 3,577.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.52 : 8,198.40 = 2,385.92 : x
  2. Step 2: Convert to fraction form
    5,467.52/8,198.40 = 2,385.92/x
  3. Step 3: Cross multiply
    5,467.52x = 8,198.40 × 2,385.92
  4. Step 4: Simplify right side
    5,467.52x = 19,560,726.53
  5. Step 5: Solve for x
    x = 19,560,726.53/5,467.52
  6. Step 6: Final answer
    x = 3,577.62

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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.