Home / 11,346.28-17,019.87-3,951.48

Finding the Fourth Proportional to 11,346.28, 17,019.87 and 3,951.48

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Solution

The fourth proportional to 11,346.28, 17,019.87 and 3,951.48 is: 5,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.28 : 17,019.87 = 3,951.48 : x
  2. Step 2: Convert to fraction form
    11,346.28/17,019.87 = 3,951.48/x
  3. Step 3: Cross multiply
    11,346.28x = 17,019.87 × 3,951.48
  4. Step 4: Simplify right side
    11,346.28x = 67,253,747.14
  5. Step 5: Solve for x
    x = 67,253,747.14/11,346.28
  6. Step 6: Final answer
    x = 5,927.38

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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.