Home / 5,169.38-7,754.09-1,273.82

Finding the Fourth Proportional to 5,169.38, 7,754.09 and 1,273.82

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Solution

The fourth proportional to 5,169.38, 7,754.09 and 1,273.82 is: 1,910.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.38 : 7,754.09 = 1,273.82 : x
  2. Step 2: Convert to fraction form
    5,169.38/7,754.09 = 1,273.82/x
  3. Step 3: Cross multiply
    5,169.38x = 7,754.09 × 1,273.82
  4. Step 4: Simplify right side
    5,169.38x = 9,877,269.78
  5. Step 5: Solve for x
    x = 9,877,269.78/5,169.38
  6. Step 6: Final answer
    x = 1,910.73

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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.