Home / 11,912.44-17,868.66-3,592.48

Finding the Fourth Proportional to 11,912.44, 17,868.66 and 3,592.48

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Solution

The fourth proportional to 11,912.44, 17,868.66 and 3,592.48 is: 5,388.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,912.44 : 17,868.66 = 3,592.48 : x
  2. Step 2: Convert to fraction form
    11,912.44/17,868.66 = 3,592.48/x
  3. Step 3: Cross multiply
    11,912.44x = 17,868.66 × 3,592.48
  4. Step 4: Simplify right side
    11,912.44x = 64,192,803.68
  5. Step 5: Solve for x
    x = 64,192,803.68/11,912.44
  6. Step 6: Final answer
    x = 5,388.72

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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.