Home / 3,747.46-5,173.24-2,175.25

Finding the Fourth Proportional to 3,747.46, 5,173.24 and 2,175.25

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Solution

The fourth proportional to 3,747.46, 5,173.24 and 2,175.25 is: 3,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.46 : 5,173.24 = 2,175.25 : x
  2. Step 2: Convert to fraction form
    3,747.46/5,173.24 = 2,175.25/x
  3. Step 3: Cross multiply
    3,747.46x = 5,173.24 × 2,175.25
  4. Step 4: Simplify right side
    3,747.46x = 11,253,064.44
  5. Step 5: Solve for x
    x = 11,253,064.44/3,747.46
  6. Step 6: Final answer
    x = 3,002.86

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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.