Home / 8,234.12-12,348.98-2,310.65

Finding the Fourth Proportional to 8,234.12, 12,348.98 and 2,310.65

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Solution

The fourth proportional to 8,234.12, 12,348.98 and 2,310.65 is: 3,465.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.12 : 12,348.98 = 2,310.65 : x
  2. Step 2: Convert to fraction form
    8,234.12/12,348.98 = 2,310.65/x
  3. Step 3: Cross multiply
    8,234.12x = 12,348.98 × 2,310.65
  4. Step 4: Simplify right side
    8,234.12x = 28,534,189.96
  5. Step 5: Solve for x
    x = 28,534,189.96/8,234.12
  6. Step 6: Final answer
    x = 3,465.36

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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.