Home / 3,769.50-5,652.18-1,691.55

Finding the Fourth Proportional to 3,769.50, 5,652.18 and 1,691.55

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Solution

The fourth proportional to 3,769.50, 5,652.18 and 1,691.55 is: 2,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.50 : 5,652.18 = 1,691.55 : x
  2. Step 2: Convert to fraction form
    3,769.50/5,652.18 = 1,691.55/x
  3. Step 3: Cross multiply
    3,769.50x = 5,652.18 × 1,691.55
  4. Step 4: Simplify right side
    3,769.50x = 9,560,945.08
  5. Step 5: Solve for x
    x = 9,560,945.08/3,769.50
  6. Step 6: Final answer
    x = 2,536.40

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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.