Home / 11,747.52-17,620.92-4,351.80

Finding the Fourth Proportional to 11,747.52, 17,620.92 and 4,351.80

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Solution

The fourth proportional to 11,747.52, 17,620.92 and 4,351.80 is: 6,527.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.52 : 17,620.92 = 4,351.80 : x
  2. Step 2: Convert to fraction form
    11,747.52/17,620.92 = 4,351.80/x
  3. Step 3: Cross multiply
    11,747.52x = 17,620.92 × 4,351.80
  4. Step 4: Simplify right side
    11,747.52x = 76,682,719.66
  5. Step 5: Solve for x
    x = 76,682,719.66/11,747.52
  6. Step 6: Final answer
    x = 6,527.57

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1.5x scale

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.