Home / 5,456.97-8,188.19-2,534.90

Finding the Fourth Proportional to 5,456.97, 8,188.19 and 2,534.90

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Solution

The fourth proportional to 5,456.97, 8,188.19 and 2,534.90 is: 3,803.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.97 : 8,188.19 = 2,534.90 : x
  2. Step 2: Convert to fraction form
    5,456.97/8,188.19 = 2,534.90/x
  3. Step 3: Cross multiply
    5,456.97x = 8,188.19 × 2,534.90
  4. Step 4: Simplify right side
    5,456.97x = 20,756,198.72
  5. Step 5: Solve for x
    x = 20,756,198.72/5,456.97
  6. Step 6: Final answer
    x = 3,803.61

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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.