Home / 11,849.45-17,760.50-4,449.19

Finding the Fourth Proportional to 11,849.45, 17,760.50 and 4,449.19

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Solution

The fourth proportional to 11,849.45, 17,760.50 and 4,449.19 is: 6,668.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.45 : 17,760.50 = 4,449.19 : x
  2. Step 2: Convert to fraction form
    11,849.45/17,760.50 = 4,449.19/x
  3. Step 3: Cross multiply
    11,849.45x = 17,760.50 × 4,449.19
  4. Step 4: Simplify right side
    11,849.45x = 79,019,805.72
  5. Step 5: Solve for x
    x = 79,019,805.72/11,849.45
  6. Step 6: Final answer
    x = 6,668.65

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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.