Home / 7,176.22-10,769.28-2,793.70

Finding the Fourth Proportional to 7,176.22, 10,769.28 and 2,793.70

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Solution

The fourth proportional to 7,176.22, 10,769.28 and 2,793.70 is: 4,192.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.22 : 10,769.28 = 2,793.70 : x
  2. Step 2: Convert to fraction form
    7,176.22/10,769.28 = 2,793.70/x
  3. Step 3: Cross multiply
    7,176.22x = 10,769.28 × 2,793.70
  4. Step 4: Simplify right side
    7,176.22x = 30,086,137.54
  5. Step 5: Solve for x
    x = 30,086,137.54/7,176.22
  6. Step 6: Final answer
    x = 4,192.48

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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.