Home / 3,766.97-5,195.13-2,439.38

Finding the Fourth Proportional to 3,766.97, 5,195.13 and 2,439.38

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Solution

The fourth proportional to 3,766.97, 5,195.13 and 2,439.38 is: 3,364.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.97 : 5,195.13 = 2,439.38 : x
  2. Step 2: Convert to fraction form
    3,766.97/5,195.13 = 2,439.38/x
  3. Step 3: Cross multiply
    3,766.97x = 5,195.13 × 2,439.38
  4. Step 4: Simplify right side
    3,766.97x = 12,672,896.22
  5. Step 5: Solve for x
    x = 12,672,896.22/3,766.97
  6. Step 6: Final answer
    x = 3,364.21

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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.