Home / 8,371.38-12,557.13-2,824.77

Finding the Fourth Proportional to 8,371.38, 12,557.13 and 2,824.77

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Solution

The fourth proportional to 8,371.38, 12,557.13 and 2,824.77 is: 4,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.38 : 12,557.13 = 2,824.77 : x
  2. Step 2: Convert to fraction form
    8,371.38/12,557.13 = 2,824.77/x
  3. Step 3: Cross multiply
    8,371.38x = 12,557.13 × 2,824.77
  4. Step 4: Simplify right side
    8,371.38x = 35,471,040.61
  5. Step 5: Solve for x
    x = 35,471,040.61/8,371.38
  6. Step 6: Final answer
    x = 4,237.18

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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.