Home / 11,976.96-17,974.72-6,133.12

Finding the Fourth Proportional to 11,976.96, 17,974.72 and 6,133.12

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Solution

The fourth proportional to 11,976.96, 17,974.72 and 6,133.12 is: 9,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.96 : 17,974.72 = 6,133.12 : x
  2. Step 2: Convert to fraction form
    11,976.96/17,974.72 = 6,133.12/x
  3. Step 3: Cross multiply
    11,976.96x = 17,974.72 × 6,133.12
  4. Step 4: Simplify right side
    11,976.96x = 110,241,114.73
  5. Step 5: Solve for x
    x = 110,241,114.73/11,976.96
  6. Step 6: Final answer
    x = 9,204.43

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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.