Home / 3,815.82-5,266.86-2,244.96

Finding the Fourth Proportional to 3,815.82, 5,266.86 and 2,244.96

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Solution

The fourth proportional to 3,815.82, 5,266.86 and 2,244.96 is: 3,098.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.82 : 5,266.86 = 2,244.96 : x
  2. Step 2: Convert to fraction form
    3,815.82/5,266.86 = 2,244.96/x
  3. Step 3: Cross multiply
    3,815.82x = 5,266.86 × 2,244.96
  4. Step 4: Simplify right side
    3,815.82x = 11,823,890.03
  5. Step 5: Solve for x
    x = 11,823,890.03/3,815.82
  6. Step 6: Final answer
    x = 3,098.65

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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.