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Finding the Fourth Proportional to 2,627.73, 3,626.26 and 1,448.87

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Solution

The fourth proportional to 2,627.73, 3,626.26 and 1,448.87 is: 1,999.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.73 : 3,626.26 = 1,448.87 : x
  2. Step 2: Convert to fraction form
    2,627.73/3,626.26 = 1,448.87/x
  3. Step 3: Cross multiply
    2,627.73x = 3,626.26 × 1,448.87
  4. Step 4: Simplify right side
    2,627.73x = 5,253,957.57
  5. Step 5: Solve for x
    x = 5,253,957.57/2,627.73
  6. Step 6: Final answer
    x = 1,999.43

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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.