Home / 8,760.33-13,132.08-2,912.82

Finding the Fourth Proportional to 8,760.33, 13,132.08 and 2,912.82

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Solution

The fourth proportional to 8,760.33, 13,132.08 and 2,912.82 is: 4,366.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760.33 : 13,132.08 = 2,912.82 : x
  2. Step 2: Convert to fraction form
    8,760.33/13,132.08 = 2,912.82/x
  3. Step 3: Cross multiply
    8,760.33x = 13,132.08 × 2,912.82
  4. Step 4: Simplify right side
    8,760.33x = 38,251,385.27
  5. Step 5: Solve for x
    x = 38,251,385.27/8,760.33
  6. Step 6: Final answer
    x = 4,366.43

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1.5x scale

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.