Home / 8,499.36-12,747.09-3,234.95

Finding the Fourth Proportional to 8,499.36, 12,747.09 and 3,234.95

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Solution

The fourth proportional to 8,499.36, 12,747.09 and 3,234.95 is: 4,851.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499.36 : 12,747.09 = 3,234.95 : x
  2. Step 2: Convert to fraction form
    8,499.36/12,747.09 = 3,234.95/x
  3. Step 3: Cross multiply
    8,499.36x = 12,747.09 × 3,234.95
  4. Step 4: Simplify right side
    8,499.36x = 41,236,248.50
  5. Step 5: Solve for x
    x = 41,236,248.50/8,499.36
  6. Step 6: Final answer
    x = 4,851.69

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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.