Home / 8,249.92-11,379.18-5,104.24

Finding the Fourth Proportional to 8,249.92, 11,379.18 and 5,104.24

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Solution

The fourth proportional to 8,249.92, 11,379.18 and 5,104.24 is: 7,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.92 : 11,379.18 = 5,104.24 : x
  2. Step 2: Convert to fraction form
    8,249.92/11,379.18 = 5,104.24/x
  3. Step 3: Cross multiply
    8,249.92x = 11,379.18 × 5,104.24
  4. Step 4: Simplify right side
    8,249.92x = 58,082,065.72
  5. Step 5: Solve for x
    x = 58,082,065.72/8,249.92
  6. Step 6: Final answer
    x = 7,040.32

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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.