Home / 3,377.38-4,659.01-2,748.61

Finding the Fourth Proportional to 3,377.38, 4,659.01 and 2,748.61

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Solution

The fourth proportional to 3,377.38, 4,659.01 and 2,748.61 is: 3,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.38 : 4,659.01 = 2,748.61 : x
  2. Step 2: Convert to fraction form
    3,377.38/4,659.01 = 2,748.61/x
  3. Step 3: Cross multiply
    3,377.38x = 4,659.01 × 2,748.61
  4. Step 4: Simplify right side
    3,377.38x = 12,805,801.48
  5. Step 5: Solve for x
    x = 12,805,801.48/3,377.38
  6. Step 6: Final answer
    x = 3,791.64

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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.