Home / 8,768.27-12,104.42-5,183.84

Finding the Fourth Proportional to 8,768.27, 12,104.42 and 5,183.84

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Solution

The fourth proportional to 8,768.27, 12,104.42 and 5,183.84 is: 7,156.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.27 : 12,104.42 = 5,183.84 : x
  2. Step 2: Convert to fraction form
    8,768.27/12,104.42 = 5,183.84/x
  3. Step 3: Cross multiply
    8,768.27x = 12,104.42 × 5,183.84
  4. Step 4: Simplify right side
    8,768.27x = 62,747,290.13
  5. Step 5: Solve for x
    x = 62,747,290.13/8,768.27
  6. Step 6: Final answer
    x = 7,156.18

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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.