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Finding the Fourth Proportional to 3,708.73, 5,114.16 and 2,448.13

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Solution

The fourth proportional to 3,708.73, 5,114.16 and 2,448.13 is: 3,375.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.73 : 5,114.16 = 2,448.13 : x
  2. Step 2: Convert to fraction form
    3,708.73/5,114.16 = 2,448.13/x
  3. Step 3: Cross multiply
    3,708.73x = 5,114.16 × 2,448.13
  4. Step 4: Simplify right side
    3,708.73x = 12,520,128.52
  5. Step 5: Solve for x
    x = 12,520,128.52/3,708.73
  6. Step 6: Final answer
    x = 3,375.85

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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.