Home / 3,155.49-4,732.92-2,282.13

Finding the Fourth Proportional to 3,155.49, 4,732.92 and 2,282.13

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Solution

The fourth proportional to 3,155.49, 4,732.92 and 2,282.13 is: 3,422.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.49 : 4,732.92 = 2,282.13 : x
  2. Step 2: Convert to fraction form
    3,155.49/4,732.92 = 2,282.13/x
  3. Step 3: Cross multiply
    3,155.49x = 4,732.92 × 2,282.13
  4. Step 4: Simplify right side
    3,155.49x = 10,801,138.72
  5. Step 5: Solve for x
    x = 10,801,138.72/3,155.49
  6. Step 6: Final answer
    x = 3,422.97

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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.