Home / 3,966.11-5,473.23-2,197.70

Finding the Fourth Proportional to 3,966.11, 5,473.23 and 2,197.70

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Solution

The fourth proportional to 3,966.11, 5,473.23 and 2,197.70 is: 3,032.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.11 : 5,473.23 = 2,197.70 : x
  2. Step 2: Convert to fraction form
    3,966.11/5,473.23 = 2,197.70/x
  3. Step 3: Cross multiply
    3,966.11x = 5,473.23 × 2,197.70
  4. Step 4: Simplify right side
    3,966.11x = 12,028,517.57
  5. Step 5: Solve for x
    x = 12,028,517.57/3,966.11
  6. Step 6: Final answer
    x = 3,032.83

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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.