Home / 8,199.29-12,295.92-2,932.87

Finding the Fourth Proportional to 8,199.29, 12,295.92 and 2,932.87

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Solution

The fourth proportional to 8,199.29, 12,295.92 and 2,932.87 is: 4,398.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.29 : 12,295.92 = 2,932.87 : x
  2. Step 2: Convert to fraction form
    8,199.29/12,295.92 = 2,932.87/x
  3. Step 3: Cross multiply
    8,199.29x = 12,295.92 × 2,932.87
  4. Step 4: Simplify right side
    8,199.29x = 36,062,320.23
  5. Step 5: Solve for x
    x = 36,062,320.23/8,199.29
  6. Step 6: Final answer
    x = 4,398.23

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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.