Home / 7,183.20-10,770.39-2,795.55

Finding the Fourth Proportional to 7,183.20, 10,770.39 and 2,795.55

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Solution

The fourth proportional to 7,183.20, 10,770.39 and 2,795.55 is: 4,191.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.20 : 10,770.39 = 2,795.55 : x
  2. Step 2: Convert to fraction form
    7,183.20/10,770.39 = 2,795.55/x
  3. Step 3: Cross multiply
    7,183.20x = 10,770.39 × 2,795.55
  4. Step 4: Simplify right side
    7,183.20x = 30,109,163.76
  5. Step 5: Solve for x
    x = 30,109,163.76/7,183.20
  6. Step 6: Final answer
    x = 4,191.61

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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.