Home / 8,167.16-12,239.97-3,234.11

Finding the Fourth Proportional to 8,167.16, 12,239.97 and 3,234.11

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Solution

The fourth proportional to 8,167.16, 12,239.97 and 3,234.11 is: 4,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.16 : 12,239.97 = 3,234.11 : x
  2. Step 2: Convert to fraction form
    8,167.16/12,239.97 = 3,234.11/x
  3. Step 3: Cross multiply
    8,167.16x = 12,239.97 × 3,234.11
  4. Step 4: Simplify right side
    8,167.16x = 39,585,376.00
  5. Step 5: Solve for x
    x = 39,585,376.00/8,167.16
  6. Step 6: Final answer
    x = 4,846.90

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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.