Home / 3,141.24-4,719.16-2,281.04

Finding the Fourth Proportional to 3,141.24, 4,719.16 and 2,281.04

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Solution

The fourth proportional to 3,141.24, 4,719.16 and 2,281.04 is: 3,426.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.24 : 4,719.16 = 2,281.04 : x
  2. Step 2: Convert to fraction form
    3,141.24/4,719.16 = 2,281.04/x
  3. Step 3: Cross multiply
    3,141.24x = 4,719.16 × 2,281.04
  4. Step 4: Simplify right side
    3,141.24x = 10,764,592.73
  5. Step 5: Solve for x
    x = 10,764,592.73/3,141.24
  6. Step 6: Final answer
    x = 3,426.86

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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.