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Finding the Fourth Proportional to 6,163.70, 9,241.60 and 3,664.22

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Solution

The fourth proportional to 6,163.70, 9,241.60 and 3,664.22 is: 5,493.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.70 : 9,241.60 = 3,664.22 : x
  2. Step 2: Convert to fraction form
    6,163.70/9,241.60 = 3,664.22/x
  3. Step 3: Cross multiply
    6,163.70x = 9,241.60 × 3,664.22
  4. Step 4: Simplify right side
    6,163.70x = 33,863,243.58
  5. Step 5: Solve for x
    x = 33,863,243.58/6,163.70
  6. Step 6: Final answer
    x = 5,493.98

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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.