Home / 11,942.19-17,914.14-3,177

Finding the Fourth Proportional to 11,942.19, 17,914.14 and 3,177

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Solution

The fourth proportional to 11,942.19, 17,914.14 and 3,177 is: 4,765.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.19 : 17,914.14 = 3,177 : x
  2. Step 2: Convert to fraction form
    11,942.19/17,914.14 = 3,177/x
  3. Step 3: Cross multiply
    11,942.19x = 17,914.14 × 3,177
  4. Step 4: Simplify right side
    11,942.19x = 56,913,222.78
  5. Step 5: Solve for x
    x = 56,913,222.78/11,942.19
  6. Step 6: Final answer
    x = 4,765.73

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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.