Home / 3,246.24-4,481.14-2,198.90

Finding the Fourth Proportional to 3,246.24, 4,481.14 and 2,198.90

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Solution

The fourth proportional to 3,246.24, 4,481.14 and 2,198.90 is: 3,035.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.24 : 4,481.14 = 2,198.90 : x
  2. Step 2: Convert to fraction form
    3,246.24/4,481.14 = 2,198.90/x
  3. Step 3: Cross multiply
    3,246.24x = 4,481.14 × 2,198.90
  4. Step 4: Simplify right side
    3,246.24x = 9,853,578.75
  5. Step 5: Solve for x
    x = 9,853,578.75/3,246.24
  6. Step 6: Final answer
    x = 3,035.38

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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.