Home / 8,163.01-12,234.93-3,481.66

Finding the Fourth Proportional to 8,163.01, 12,234.93 and 3,481.66

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Solution

The fourth proportional to 8,163.01, 12,234.93 and 3,481.66 is: 5,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.01 : 12,234.93 = 3,481.66 : x
  2. Step 2: Convert to fraction form
    8,163.01/12,234.93 = 3,481.66/x
  3. Step 3: Cross multiply
    8,163.01x = 12,234.93 × 3,481.66
  4. Step 4: Simplify right side
    8,163.01x = 42,597,866.38
  5. Step 5: Solve for x
    x = 42,597,866.38/8,163.01
  6. Step 6: Final answer
    x = 5,218.40

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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.