Home / 3,694.37-5,098.36-2,015.87

Finding the Fourth Proportional to 3,694.37, 5,098.36 and 2,015.87

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Solution

The fourth proportional to 3,694.37, 5,098.36 and 2,015.87 is: 2,781.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.37 : 5,098.36 = 2,015.87 : x
  2. Step 2: Convert to fraction form
    3,694.37/5,098.36 = 2,015.87/x
  3. Step 3: Cross multiply
    3,694.37x = 5,098.36 × 2,015.87
  4. Step 4: Simplify right side
    3,694.37x = 10,277,638.68
  5. Step 5: Solve for x
    x = 10,277,638.68/3,694.37
  6. Step 6: Final answer
    x = 2,781.97

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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.