Home / 2,204.55-3,306.96-743.67

Finding the Fourth Proportional to 2,204.55, 3,306.96 and 743.67

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Solution

The fourth proportional to 2,204.55, 3,306.96 and 743.67 is: 1,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.55 : 3,306.96 = 743.67 : x
  2. Step 2: Convert to fraction form
    2,204.55/3,306.96 = 743.67/x
  3. Step 3: Cross multiply
    2,204.55x = 3,306.96 × 743.67
  4. Step 4: Simplify right side
    2,204.55x = 2,459,286.94
  5. Step 5: Solve for x
    x = 2,459,286.94/2,204.55
  6. Step 6: Final answer
    x = 1,115.55

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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.