Home / 8,581.24-12,863.66-2,734.05

Finding the Fourth Proportional to 8,581.24, 12,863.66 and 2,734.05

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Solution

The fourth proportional to 8,581.24, 12,863.66 and 2,734.05 is: 4,098.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.24 : 12,863.66 = 2,734.05 : x
  2. Step 2: Convert to fraction form
    8,581.24/12,863.66 = 2,734.05/x
  3. Step 3: Cross multiply
    8,581.24x = 12,863.66 × 2,734.05
  4. Step 4: Simplify right side
    8,581.24x = 35,169,939.57
  5. Step 5: Solve for x
    x = 35,169,939.57/8,581.24
  6. Step 6: Final answer
    x = 4,098.47

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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.