Home / 5,399.67-8,099.51-2,113.73

Finding the Fourth Proportional to 5,399.67, 8,099.51 and 2,113.73

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Solution

The fourth proportional to 5,399.67, 8,099.51 and 2,113.73 is: 3,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.67 : 8,099.51 = 2,113.73 : x
  2. Step 2: Convert to fraction form
    5,399.67/8,099.51 = 2,113.73/x
  3. Step 3: Cross multiply
    5,399.67x = 8,099.51 × 2,113.73
  4. Step 4: Simplify right side
    5,399.67x = 17,120,177.27
  5. Step 5: Solve for x
    x = 17,120,177.27/5,399.67
  6. Step 6: Final answer
    x = 3,170.60

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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.