Home / 8,517.98-12,763.94-3,584.92

Finding the Fourth Proportional to 8,517.98, 12,763.94 and 3,584.92

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Solution

The fourth proportional to 8,517.98, 12,763.94 and 3,584.92 is: 5,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.98 : 12,763.94 = 3,584.92 : x
  2. Step 2: Convert to fraction form
    8,517.98/12,763.94 = 3,584.92/x
  3. Step 3: Cross multiply
    8,517.98x = 12,763.94 × 3,584.92
  4. Step 4: Simplify right side
    8,517.98x = 45,757,703.78
  5. Step 5: Solve for x
    x = 45,757,703.78/8,517.98
  6. Step 6: Final answer
    x = 5,371.90

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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.