Home / 3,752.44-5,178.30-2,073.85

Finding the Fourth Proportional to 3,752.44, 5,178.30 and 2,073.85

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Solution

The fourth proportional to 3,752.44, 5,178.30 and 2,073.85 is: 2,861.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.44 : 5,178.30 = 2,073.85 : x
  2. Step 2: Convert to fraction form
    3,752.44/5,178.30 = 2,073.85/x
  3. Step 3: Cross multiply
    3,752.44x = 5,178.30 × 2,073.85
  4. Step 4: Simplify right side
    3,752.44x = 10,738,996.73
  5. Step 5: Solve for x
    x = 10,738,996.73/3,752.44
  6. Step 6: Final answer
    x = 2,861.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.