Home / 3,748.38-5,173.16-2,257.17

Finding the Fourth Proportional to 3,748.38, 5,173.16 and 2,257.17

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Solution

The fourth proportional to 3,748.38, 5,173.16 and 2,257.17 is: 3,115.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.38 : 5,173.16 = 2,257.17 : x
  2. Step 2: Convert to fraction form
    3,748.38/5,173.16 = 2,257.17/x
  3. Step 3: Cross multiply
    3,748.38x = 5,173.16 × 2,257.17
  4. Step 4: Simplify right side
    3,748.38x = 11,676,690.27
  5. Step 5: Solve for x
    x = 11,676,690.27/3,748.38
  6. Step 6: Final answer
    x = 3,115.13

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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.