Home / 3,790.33-5,676.68-1,936.85

Finding the Fourth Proportional to 3,790.33, 5,676.68 and 1,936.85

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Solution

The fourth proportional to 3,790.33, 5,676.68 and 1,936.85 is: 2,900.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.33 : 5,676.68 = 1,936.85 : x
  2. Step 2: Convert to fraction form
    3,790.33/5,676.68 = 1,936.85/x
  3. Step 3: Cross multiply
    3,790.33x = 5,676.68 × 1,936.85
  4. Step 4: Simplify right side
    3,790.33x = 10,994,854.12
  5. Step 5: Solve for x
    x = 10,994,854.12/3,790.33
  6. Step 6: Final answer
    x = 2,900.77

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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.