Home / 8,625.13-12,937.44-2,385.52

Finding the Fourth Proportional to 8,625.13, 12,937.44 and 2,385.52

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Solution

The fourth proportional to 8,625.13, 12,937.44 and 2,385.52 is: 3,578.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625.13 : 12,937.44 = 2,385.52 : x
  2. Step 2: Convert to fraction form
    8,625.13/12,937.44 = 2,385.52/x
  3. Step 3: Cross multiply
    8,625.13x = 12,937.44 × 2,385.52
  4. Step 4: Simplify right side
    8,625.13x = 30,862,521.87
  5. Step 5: Solve for x
    x = 30,862,521.87/8,625.13
  6. Step 6: Final answer
    x = 3,578.21

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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.