Home / 11,806.20-17,709.27-3,040.38

Finding the Fourth Proportional to 11,806.20, 17,709.27 and 3,040.38

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Solution

The fourth proportional to 11,806.20, 17,709.27 and 3,040.38 is: 4,560.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.20 : 17,709.27 = 3,040.38 : x
  2. Step 2: Convert to fraction form
    11,806.20/17,709.27 = 3,040.38/x
  3. Step 3: Cross multiply
    11,806.20x = 17,709.27 × 3,040.38
  4. Step 4: Simplify right side
    11,806.20x = 53,842,910.32
  5. Step 5: Solve for x
    x = 53,842,910.32/11,806.20
  6. Step 6: Final answer
    x = 4,560.56

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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.