Home / 8,682.27-13,020.26-3,134.12

Finding the Fourth Proportional to 8,682.27, 13,020.26 and 3,134.12

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Solution

The fourth proportional to 8,682.27, 13,020.26 and 3,134.12 is: 4,700.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.27 : 13,020.26 = 3,134.12 : x
  2. Step 2: Convert to fraction form
    8,682.27/13,020.26 = 3,134.12/x
  3. Step 3: Cross multiply
    8,682.27x = 13,020.26 × 3,134.12
  4. Step 4: Simplify right side
    8,682.27x = 40,806,976.50
  5. Step 5: Solve for x
    x = 40,806,976.50/8,682.27
  6. Step 6: Final answer
    x = 4,700.04

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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.