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Finding the Fourth Proportional to 6,608.59, 9,912.60 and 2,226.04

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Solution

The fourth proportional to 6,608.59, 9,912.60 and 2,226.04 is: 3,338.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.59 : 9,912.60 = 2,226.04 : x
  2. Step 2: Convert to fraction form
    6,608.59/9,912.60 = 2,226.04/x
  3. Step 3: Cross multiply
    6,608.59x = 9,912.60 × 2,226.04
  4. Step 4: Simplify right side
    6,608.59x = 22,065,819.32
  5. Step 5: Solve for x
    x = 22,065,819.32/6,608.59
  6. Step 6: Final answer
    x = 3,338.96

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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.