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Finding the Fourth Proportional to 5,965.92, 8,964 and 3,775.68

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Solution

The fourth proportional to 5,965.92, 8,964 and 3,775.68 is: 5,673.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.92 : 8,964 = 3,775.68 : x
  2. Step 2: Convert to fraction form
    5,965.92/8,964 = 3,775.68/x
  3. Step 3: Cross multiply
    5,965.92x = 8,964 × 3,775.68
  4. Step 4: Simplify right side
    5,965.92x = 33,845,195.52
  5. Step 5: Solve for x
    x = 33,845,195.52/5,965.92
  6. Step 6: Final answer
    x = 5,673.09

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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.