Home / 11,961.92-17,941.46-3,197.52

Finding the Fourth Proportional to 11,961.92, 17,941.46 and 3,197.52

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Solution

The fourth proportional to 11,961.92, 17,941.46 and 3,197.52 is: 4,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961.92 : 17,941.46 = 3,197.52 : x
  2. Step 2: Convert to fraction form
    11,961.92/17,941.46 = 3,197.52/x
  3. Step 3: Cross multiply
    11,961.92x = 17,941.46 × 3,197.52
  4. Step 4: Simplify right side
    11,961.92x = 57,368,161.19
  5. Step 5: Solve for x
    x = 57,368,161.19/11,961.92
  6. Step 6: Final answer
    x = 4,795.90

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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.