Home / 3,275.82-4,912.92-2,104.56

Finding the Fourth Proportional to 3,275.82, 4,912.92 and 2,104.56

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Solution

The fourth proportional to 3,275.82, 4,912.92 and 2,104.56 is: 3,156.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.82 : 4,912.92 = 2,104.56 : x
  2. Step 2: Convert to fraction form
    3,275.82/4,912.92 = 2,104.56/x
  3. Step 3: Cross multiply
    3,275.82x = 4,912.92 × 2,104.56
  4. Step 4: Simplify right side
    3,275.82x = 10,339,534.92
  5. Step 5: Solve for x
    x = 10,339,534.92/3,275.82
  6. Step 6: Final answer
    x = 3,156.32

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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.