Home / 5,229.98-7,217.52-2,872.27

Finding the Fourth Proportional to 5,229.98, 7,217.52 and 2,872.27

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Solution

The fourth proportional to 5,229.98, 7,217.52 and 2,872.27 is: 3,963.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.98 : 7,217.52 = 2,872.27 : x
  2. Step 2: Convert to fraction form
    5,229.98/7,217.52 = 2,872.27/x
  3. Step 3: Cross multiply
    5,229.98x = 7,217.52 × 2,872.27
  4. Step 4: Simplify right side
    5,229.98x = 20,730,684.21
  5. Step 5: Solve for x
    x = 20,730,684.21/5,229.98
  6. Step 6: Final answer
    x = 3,963.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.