Home / 3,757.28-5,635.94-1,676.79

Finding the Fourth Proportional to 3,757.28, 5,635.94 and 1,676.79

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Solution

The fourth proportional to 3,757.28, 5,635.94 and 1,676.79 is: 2,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.28 : 5,635.94 = 1,676.79 : x
  2. Step 2: Convert to fraction form
    3,757.28/5,635.94 = 1,676.79/x
  3. Step 3: Cross multiply
    3,757.28x = 5,635.94 × 1,676.79
  4. Step 4: Simplify right side
    3,757.28x = 9,450,279.45
  5. Step 5: Solve for x
    x = 9,450,279.45/3,757.28
  6. Step 6: Final answer
    x = 2,515.20

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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.