Home / 3,745.62-5,167.89-2,252.79

Finding the Fourth Proportional to 3,745.62, 5,167.89 and 2,252.79

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Solution

The fourth proportional to 3,745.62, 5,167.89 and 2,252.79 is: 3,108.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.62 : 5,167.89 = 2,252.79 : x
  2. Step 2: Convert to fraction form
    3,745.62/5,167.89 = 2,252.79/x
  3. Step 3: Cross multiply
    3,745.62x = 5,167.89 × 2,252.79
  4. Step 4: Simplify right side
    3,745.62x = 11,642,170.91
  5. Step 5: Solve for x
    x = 11,642,170.91/3,745.62
  6. Step 6: Final answer
    x = 3,108.21

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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.