Home / 5,401.28-8,096.67-3,321.89

Finding the Fourth Proportional to 5,401.28, 8,096.67 and 3,321.89

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Solution

The fourth proportional to 5,401.28, 8,096.67 and 3,321.89 is: 4,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.28 : 8,096.67 = 3,321.89 : x
  2. Step 2: Convert to fraction form
    5,401.28/8,096.67 = 3,321.89/x
  3. Step 3: Cross multiply
    5,401.28x = 8,096.67 × 3,321.89
  4. Step 4: Simplify right side
    5,401.28x = 26,896,236.99
  5. Step 5: Solve for x
    x = 26,896,236.99/5,401.28
  6. Step 6: Final answer
    x = 4,979.60

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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.