Home / 8,092.11-11,169.09-5,403.48

Finding the Fourth Proportional to 8,092.11, 11,169.09 and 5,403.48

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Solution

The fourth proportional to 8,092.11, 11,169.09 and 5,403.48 is: 7,458.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092.11 : 11,169.09 = 5,403.48 : x
  2. Step 2: Convert to fraction form
    8,092.11/11,169.09 = 5,403.48/x
  3. Step 3: Cross multiply
    8,092.11x = 11,169.09 × 5,403.48
  4. Step 4: Simplify right side
    8,092.11x = 60,351,954.43
  5. Step 5: Solve for x
    x = 60,351,954.43/8,092.11
  6. Step 6: Final answer
    x = 7,458.12

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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.