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Finding the Fourth Proportional to 6,137.72, 9,206.59 and 2,241.22

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Solution

The fourth proportional to 6,137.72, 9,206.59 and 2,241.22 is: 3,361.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,137.72 : 9,206.59 = 2,241.22 : x
  2. Step 2: Convert to fraction form
    6,137.72/9,206.59 = 2,241.22/x
  3. Step 3: Cross multiply
    6,137.72x = 9,206.59 × 2,241.22
  4. Step 4: Simplify right side
    6,137.72x = 20,633,993.64
  5. Step 5: Solve for x
    x = 20,633,993.64/6,137.72
  6. Step 6: Final answer
    x = 3,361.83

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Similar ratio
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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.