Home / 3,787.97-5,679.53-2,614.69

Finding the Fourth Proportional to 3,787.97, 5,679.53 and 2,614.69

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Solution

The fourth proportional to 3,787.97, 5,679.53 and 2,614.69 is: 3,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.97 : 5,679.53 = 2,614.69 : x
  2. Step 2: Convert to fraction form
    3,787.97/5,679.53 = 2,614.69/x
  3. Step 3: Cross multiply
    3,787.97x = 5,679.53 × 2,614.69
  4. Step 4: Simplify right side
    3,787.97x = 14,850,168.82
  5. Step 5: Solve for x
    x = 14,850,168.82/3,787.97
  6. Step 6: Final answer
    x = 3,920.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.