Home / 11,704.40-17,552.96-3,911.39

Finding the Fourth Proportional to 11,704.40, 17,552.96 and 3,911.39

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Solution

The fourth proportional to 11,704.40, 17,552.96 and 3,911.39 is: 5,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,704.40 : 17,552.96 = 3,911.39 : x
  2. Step 2: Convert to fraction form
    11,704.40/17,552.96 = 3,911.39/x
  3. Step 3: Cross multiply
    11,704.40x = 17,552.96 × 3,911.39
  4. Step 4: Simplify right side
    11,704.40x = 68,656,496.54
  5. Step 5: Solve for x
    x = 68,656,496.54/11,704.40
  6. Step 6: Final answer
    x = 5,865.87

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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.