Home / 10,722.64-16,083.15-2,932.06

Finding the Fourth Proportional to 10,722.64, 16,083.15 and 2,932.06

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Solution

The fourth proportional to 10,722.64, 16,083.15 and 2,932.06 is: 4,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.64 : 16,083.15 = 2,932.06 : x
  2. Step 2: Convert to fraction form
    10,722.64/16,083.15 = 2,932.06/x
  3. Step 3: Cross multiply
    10,722.64x = 16,083.15 × 2,932.06
  4. Step 4: Simplify right side
    10,722.64x = 47,156,760.79
  5. Step 5: Solve for x
    x = 47,156,760.79/10,722.64
  6. Step 6: Final answer
    x = 4,397.87

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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.