Home / 8,252.02-12,382.29-5,480.61

Finding the Fourth Proportional to 8,252.02, 12,382.29 and 5,480.61

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Solution

The fourth proportional to 8,252.02, 12,382.29 and 5,480.61 is: 8,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.02 : 12,382.29 = 5,480.61 : x
  2. Step 2: Convert to fraction form
    8,252.02/12,382.29 = 5,480.61/x
  3. Step 3: Cross multiply
    8,252.02x = 12,382.29 × 5,480.61
  4. Step 4: Simplify right side
    8,252.02x = 67,862,474.99
  5. Step 5: Solve for x
    x = 67,862,474.99/8,252.02
  6. Step 6: Final answer
    x = 8,223.74

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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.