Home / 7,176.55-10,749.20-3,470.96

Finding the Fourth Proportional to 7,176.55, 10,749.20 and 3,470.96

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Solution

The fourth proportional to 7,176.55, 10,749.20 and 3,470.96 is: 5,198.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.55 : 10,749.20 = 3,470.96 : x
  2. Step 2: Convert to fraction form
    7,176.55/10,749.20 = 3,470.96/x
  3. Step 3: Cross multiply
    7,176.55x = 10,749.20 × 3,470.96
  4. Step 4: Simplify right side
    7,176.55x = 37,310,025.88
  5. Step 5: Solve for x
    x = 37,310,025.88/7,176.55
  6. Step 6: Final answer
    x = 5,198.88

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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.