Home / 9,132.18-13,700.97-3,864.48

Finding the Fourth Proportional to 9,132.18, 13,700.97 and 3,864.48

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Solution

The fourth proportional to 9,132.18, 13,700.97 and 3,864.48 is: 5,797.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.18 : 13,700.97 = 3,864.48 : x
  2. Step 2: Convert to fraction form
    9,132.18/13,700.97 = 3,864.48/x
  3. Step 3: Cross multiply
    9,132.18x = 13,700.97 × 3,864.48
  4. Step 4: Simplify right side
    9,132.18x = 52,947,124.55
  5. Step 5: Solve for x
    x = 52,947,124.55/9,132.18
  6. Step 6: Final answer
    x = 5,797.86

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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.