Home / 3,756.97-5,181.33-2,429.38

Finding the Fourth Proportional to 3,756.97, 5,181.33 and 2,429.38

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Solution

The fourth proportional to 3,756.97, 5,181.33 and 2,429.38 is: 3,350.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.97 : 5,181.33 = 2,429.38 : x
  2. Step 2: Convert to fraction form
    3,756.97/5,181.33 = 2,429.38/x
  3. Step 3: Cross multiply
    3,756.97x = 5,181.33 × 2,429.38
  4. Step 4: Simplify right side
    3,756.97x = 12,587,419.48
  5. Step 5: Solve for x
    x = 12,587,419.48/3,756.97
  6. Step 6: Final answer
    x = 3,350.42

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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.