Home / 3,772.10-5,658.65-1,432.97

Finding the Fourth Proportional to 3,772.10, 5,658.65 and 1,432.97

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Solution

The fourth proportional to 3,772.10, 5,658.65 and 1,432.97 is: 2,149.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.10 : 5,658.65 = 1,432.97 : x
  2. Step 2: Convert to fraction form
    3,772.10/5,658.65 = 1,432.97/x
  3. Step 3: Cross multiply
    3,772.10x = 5,658.65 × 1,432.97
  4. Step 4: Simplify right side
    3,772.10x = 8,108,675.69
  5. Step 5: Solve for x
    x = 8,108,675.69/3,772.10
  6. Step 6: Final answer
    x = 2,149.64

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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.