Home / 8,169.06-11,273.31-4,443.06

Finding the Fourth Proportional to 8,169.06, 11,273.31 and 4,443.06

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Solution

The fourth proportional to 8,169.06, 11,273.31 and 4,443.06 is: 6,131.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.06 : 11,273.31 = 4,443.06 : x
  2. Step 2: Convert to fraction form
    8,169.06/11,273.31 = 4,443.06/x
  3. Step 3: Cross multiply
    8,169.06x = 11,273.31 × 4,443.06
  4. Step 4: Simplify right side
    8,169.06x = 50,087,992.73
  5. Step 5: Solve for x
    x = 50,087,992.73/8,169.06
  6. Step 6: Final answer
    x = 6,131.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.