Home / 5,192.29-7,787.35-1,494.78

Finding the Fourth Proportional to 5,192.29, 7,787.35 and 1,494.78

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Solution

The fourth proportional to 5,192.29, 7,787.35 and 1,494.78 is: 2,241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.29 : 7,787.35 = 1,494.78 : x
  2. Step 2: Convert to fraction form
    5,192.29/7,787.35 = 1,494.78/x
  3. Step 3: Cross multiply
    5,192.29x = 7,787.35 × 1,494.78
  4. Step 4: Simplify right side
    5,192.29x = 11,640,375.03
  5. Step 5: Solve for x
    x = 11,640,375.03/5,192.29
  6. Step 6: Final answer
    x = 2,241.86

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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.