Home / 13,183.92-19,775.88-3,323.97

Finding the Fourth Proportional to 13,183.92, 19,775.88 and 3,323.97

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Solution

The fourth proportional to 13,183.92, 19,775.88 and 3,323.97 is: 4,985.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183.92 : 19,775.88 = 3,323.97 : x
  2. Step 2: Convert to fraction form
    13,183.92/19,775.88 = 3,323.97/x
  3. Step 3: Cross multiply
    13,183.92x = 19,775.88 × 3,323.97
  4. Step 4: Simplify right side
    13,183.92x = 65,734,431.84
  5. Step 5: Solve for x
    x = 65,734,431.84/13,183.92
  6. Step 6: Final answer
    x = 4,985.96

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Similar ratio
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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.