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Finding the Fourth Proportional to 6,937.62, 9,573.42 and 4,249.29

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Solution

The fourth proportional to 6,937.62, 9,573.42 and 4,249.29 is: 5,863.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.62 : 9,573.42 = 4,249.29 : x
  2. Step 2: Convert to fraction form
    6,937.62/9,573.42 = 4,249.29/x
  3. Step 3: Cross multiply
    6,937.62x = 9,573.42 × 4,249.29
  4. Step 4: Simplify right side
    6,937.62x = 40,680,237.87
  5. Step 5: Solve for x
    x = 40,680,237.87/6,937.62
  6. Step 6: Final answer
    x = 5,863.72

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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.