Home / 6,183.18-8,532.83-3,388.78

Finding the Fourth Proportional to 6,183.18, 8,532.83 and 3,388.78

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Solution

The fourth proportional to 6,183.18, 8,532.83 and 3,388.78 is: 4,676.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,183.18 : 8,532.83 = 3,388.78 : x
  2. Step 2: Convert to fraction form
    6,183.18/8,532.83 = 3,388.78/x
  3. Step 3: Cross multiply
    6,183.18x = 8,532.83 × 3,388.78
  4. Step 4: Simplify right side
    6,183.18x = 28,915,883.65
  5. Step 5: Solve for x
    x = 28,915,883.65/6,183.18
  6. Step 6: Final answer
    x = 4,676.54

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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.