Home / 11,962.39-17,942.19-3,197.99

Finding the Fourth Proportional to 11,962.39, 17,942.19 and 3,197.99

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Solution

The fourth proportional to 11,962.39, 17,942.19 and 3,197.99 is: 4,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.39 : 17,942.19 = 3,197.99 : x
  2. Step 2: Convert to fraction form
    11,962.39/17,942.19 = 3,197.99/x
  3. Step 3: Cross multiply
    11,962.39x = 17,942.19 × 3,197.99
  4. Step 4: Simplify right side
    11,962.39x = 57,378,944.20
  5. Step 5: Solve for x
    x = 57,378,944.20/11,962.39
  6. Step 6: Final answer
    x = 4,796.61

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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.