Home / 5,367.56-8,049.30-3,147.24

Finding the Fourth Proportional to 5,367.56, 8,049.30 and 3,147.24

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Solution

The fourth proportional to 5,367.56, 8,049.30 and 3,147.24 is: 4,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.56 : 8,049.30 = 3,147.24 : x
  2. Step 2: Convert to fraction form
    5,367.56/8,049.30 = 3,147.24/x
  3. Step 3: Cross multiply
    5,367.56x = 8,049.30 × 3,147.24
  4. Step 4: Simplify right side
    5,367.56x = 25,333,078.93
  5. Step 5: Solve for x
    x = 25,333,078.93/5,367.56
  6. Step 6: Final answer
    x = 4,719.67

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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.