Home / 11,183.50-16,775.25-4,259.62

Finding the Fourth Proportional to 11,183.50, 16,775.25 and 4,259.62

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Solution

The fourth proportional to 11,183.50, 16,775.25 and 4,259.62 is: 6,389.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.50 : 16,775.25 = 4,259.62 : x
  2. Step 2: Convert to fraction form
    11,183.50/16,775.25 = 4,259.62/x
  3. Step 3: Cross multiply
    11,183.50x = 16,775.25 × 4,259.62
  4. Step 4: Simplify right side
    11,183.50x = 71,456,190.41
  5. Step 5: Solve for x
    x = 71,456,190.41/11,183.50
  6. Step 6: Final answer
    x = 6,389.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.