Home / 6,631.22-9,949.05-4,163.15

Finding the Fourth Proportional to 6,631.22, 9,949.05 and 4,163.15

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Solution

The fourth proportional to 6,631.22, 9,949.05 and 4,163.15 is: 6,246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.22 : 9,949.05 = 4,163.15 : x
  2. Step 2: Convert to fraction form
    6,631.22/9,949.05 = 4,163.15/x
  3. Step 3: Cross multiply
    6,631.22x = 9,949.05 × 4,163.15
  4. Step 4: Simplify right side
    6,631.22x = 41,419,337.76
  5. Step 5: Solve for x
    x = 41,419,337.76/6,631.22
  6. Step 6: Final answer
    x = 6,246.12

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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.