Home / 3,849.25-5,314.13-2,951.29

Finding the Fourth Proportional to 3,849.25, 5,314.13 and 2,951.29

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Solution

The fourth proportional to 3,849.25, 5,314.13 and 2,951.29 is: 4,074.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.25 : 5,314.13 = 2,951.29 : x
  2. Step 2: Convert to fraction form
    3,849.25/5,314.13 = 2,951.29/x
  3. Step 3: Cross multiply
    3,849.25x = 5,314.13 × 2,951.29
  4. Step 4: Simplify right side
    3,849.25x = 15,683,538.73
  5. Step 5: Solve for x
    x = 15,683,538.73/3,849.25
  6. Step 6: Final answer
    x = 4,074.44

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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.