Home / 3,787.38-5,226.24-2,793.21

Finding the Fourth Proportional to 3,787.38, 5,226.24 and 2,793.21

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Solution

The fourth proportional to 3,787.38, 5,226.24 and 2,793.21 is: 3,854.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.38 : 5,226.24 = 2,793.21 : x
  2. Step 2: Convert to fraction form
    3,787.38/5,226.24 = 2,793.21/x
  3. Step 3: Cross multiply
    3,787.38x = 5,226.24 × 2,793.21
  4. Step 4: Simplify right side
    3,787.38x = 14,597,960.99
  5. Step 5: Solve for x
    x = 14,597,960.99/3,787.38
  6. Step 6: Final answer
    x = 3,854.37

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Double scale
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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.