Home / 8,109.27-11,190.92-4,524.12

Finding the Fourth Proportional to 8,109.27, 11,190.92 and 4,524.12

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Solution

The fourth proportional to 8,109.27, 11,190.92 and 4,524.12 is: 6,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109.27 : 11,190.92 = 4,524.12 : x
  2. Step 2: Convert to fraction form
    8,109.27/11,190.92 = 4,524.12/x
  3. Step 3: Cross multiply
    8,109.27x = 11,190.92 × 4,524.12
  4. Step 4: Simplify right side
    8,109.27x = 50,629,064.99
  5. Step 5: Solve for x
    x = 50,629,064.99/8,109.27
  6. Step 6: Final answer
    x = 6,243.36

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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.