Home / 3,767.25-5,193.38-2,644.70

Finding the Fourth Proportional to 3,767.25, 5,193.38 and 2,644.70

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Solution

The fourth proportional to 3,767.25, 5,193.38 and 2,644.70 is: 3,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.25 : 5,193.38 = 2,644.70 : x
  2. Step 2: Convert to fraction form
    3,767.25/5,193.38 = 2,644.70/x
  3. Step 3: Cross multiply
    3,767.25x = 5,193.38 × 2,644.70
  4. Step 4: Simplify right side
    3,767.25x = 13,734,932.09
  5. Step 5: Solve for x
    x = 13,734,932.09/3,767.25
  6. Step 6: Final answer
    x = 3,645.88

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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.