Home / 11,418.66-17,125.83-3,627.54

Finding the Fourth Proportional to 11,418.66, 17,125.83 and 3,627.54

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Solution

The fourth proportional to 11,418.66, 17,125.83 and 3,627.54 is: 5,440.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,418.66 : 17,125.83 = 3,627.54 : x
  2. Step 2: Convert to fraction form
    11,418.66/17,125.83 = 3,627.54/x
  3. Step 3: Cross multiply
    11,418.66x = 17,125.83 × 3,627.54
  4. Step 4: Simplify right side
    11,418.66x = 62,124,633.36
  5. Step 5: Solve for x
    x = 62,124,633.36/11,418.66
  6. Step 6: Final answer
    x = 5,440.62

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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.