Home / 3,712.43-5,123.15-2,033.94

Finding the Fourth Proportional to 3,712.43, 5,123.15 and 2,033.94

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Solution

The fourth proportional to 3,712.43, 5,123.15 and 2,033.94 is: 2,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.43 : 5,123.15 = 2,033.94 : x
  2. Step 2: Convert to fraction form
    3,712.43/5,123.15 = 2,033.94/x
  3. Step 3: Cross multiply
    3,712.43x = 5,123.15 × 2,033.94
  4. Step 4: Simplify right side
    3,712.43x = 10,420,169.54
  5. Step 5: Solve for x
    x = 10,420,169.54/3,712.43
  6. Step 6: Final answer
    x = 2,806.83

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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.