Home / 3,523.80-4,863.12-2,197.68

Finding the Fourth Proportional to 3,523.80, 4,863.12 and 2,197.68

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Solution

The fourth proportional to 3,523.80, 4,863.12 and 2,197.68 is: 3,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.80 : 4,863.12 = 2,197.68 : x
  2. Step 2: Convert to fraction form
    3,523.80/4,863.12 = 2,197.68/x
  3. Step 3: Cross multiply
    3,523.80x = 4,863.12 × 2,197.68
  4. Step 4: Simplify right side
    3,523.80x = 10,687,581.56
  5. Step 5: Solve for x
    x = 10,687,581.56/3,523.80
  6. Step 6: Final answer
    x = 3,032.97

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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.