Home / 3,694.55-5,098.39-2,015.96

Finding the Fourth Proportional to 3,694.55, 5,098.39 and 2,015.96

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Solution

The fourth proportional to 3,694.55, 5,098.39 and 2,015.96 is: 2,781.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.55 : 5,098.39 = 2,015.96 : x
  2. Step 2: Convert to fraction form
    3,694.55/5,098.39 = 2,015.96/x
  3. Step 3: Cross multiply
    3,694.55x = 5,098.39 × 2,015.96
  4. Step 4: Simplify right side
    3,694.55x = 10,278,140.22
  5. Step 5: Solve for x
    x = 10,278,140.22/3,694.55
  6. Step 6: Final answer
    x = 2,781.97

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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.