Home / 5,872.07-8,103.49-3,183.29

Finding the Fourth Proportional to 5,872.07, 8,103.49 and 3,183.29

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Solution

The fourth proportional to 5,872.07, 8,103.49 and 3,183.29 is: 4,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.07 : 8,103.49 = 3,183.29 : x
  2. Step 2: Convert to fraction form
    5,872.07/8,103.49 = 3,183.29/x
  3. Step 3: Cross multiply
    5,872.07x = 8,103.49 × 3,183.29
  4. Step 4: Simplify right side
    5,872.07x = 25,795,758.68
  5. Step 5: Solve for x
    x = 25,795,758.68/5,872.07
  6. Step 6: Final answer
    x = 4,392.96

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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.