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Finding the Fourth Proportional to 3,745.38, 5,167.05 and 2,748.93

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Solution

The fourth proportional to 3,745.38, 5,167.05 and 2,748.93 is: 3,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.38 : 5,167.05 = 2,748.93 : x
  2. Step 2: Convert to fraction form
    3,745.38/5,167.05 = 2,748.93/x
  3. Step 3: Cross multiply
    3,745.38x = 5,167.05 × 2,748.93
  4. Step 4: Simplify right side
    3,745.38x = 14,203,858.76
  5. Step 5: Solve for x
    x = 14,203,858.76/3,745.38
  6. Step 6: Final answer
    x = 3,792.37

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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.