Home / 10,843.29-16,268.92-7,747.66

Finding the Fourth Proportional to 10,843.29, 16,268.92 and 7,747.66

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Solution

The fourth proportional to 10,843.29, 16,268.92 and 7,747.66 is: 11,624.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,843.29 : 16,268.92 = 7,747.66 : x
  2. Step 2: Convert to fraction form
    10,843.29/16,268.92 = 7,747.66/x
  3. Step 3: Cross multiply
    10,843.29x = 16,268.92 × 7,747.66
  4. Step 4: Simplify right side
    10,843.29x = 126,045,970.18
  5. Step 5: Solve for x
    x = 126,045,970.18/10,843.29
  6. Step 6: Final answer
    x = 11,624.33

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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.