Home / 11,447.73-17,170.38-5,586.57

Finding the Fourth Proportional to 11,447.73, 17,170.38 and 5,586.57

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Solution

The fourth proportional to 11,447.73, 17,170.38 and 5,586.57 is: 8,379.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447.73 : 17,170.38 = 5,586.57 : x
  2. Step 2: Convert to fraction form
    11,447.73/17,170.38 = 5,586.57/x
  3. Step 3: Cross multiply
    11,447.73x = 17,170.38 × 5,586.57
  4. Step 4: Simplify right side
    11,447.73x = 95,923,529.80
  5. Step 5: Solve for x
    x = 95,923,529.80/11,447.73
  6. Step 6: Final answer
    x = 8,379.26

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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.