Home / 3,397.14-5,083.56-2,661.66

Finding the Fourth Proportional to 3,397.14, 5,083.56 and 2,661.66

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Solution

The fourth proportional to 3,397.14, 5,083.56 and 2,661.66 is: 3,982.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.14 : 5,083.56 = 2,661.66 : x
  2. Step 2: Convert to fraction form
    3,397.14/5,083.56 = 2,661.66/x
  3. Step 3: Cross multiply
    3,397.14x = 5,083.56 × 2,661.66
  4. Step 4: Simplify right side
    3,397.14x = 13,530,708.31
  5. Step 5: Solve for x
    x = 13,530,708.31/3,397.14
  6. Step 6: Final answer
    x = 3,982.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.