Home / 8,229.29-12,344.67-2,681.19

Finding the Fourth Proportional to 8,229.29, 12,344.67 and 2,681.19

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Solution

The fourth proportional to 8,229.29, 12,344.67 and 2,681.19 is: 4,022.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229.29 : 12,344.67 = 2,681.19 : x
  2. Step 2: Convert to fraction form
    8,229.29/12,344.67 = 2,681.19/x
  3. Step 3: Cross multiply
    8,229.29x = 12,344.67 × 2,681.19
  4. Step 4: Simplify right side
    8,229.29x = 33,098,405.76
  5. Step 5: Solve for x
    x = 33,098,405.76/8,229.29
  6. Step 6: Final answer
    x = 4,022.03

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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.