Home / 3,823.78-5,273.82-2,564.43

Finding the Fourth Proportional to 3,823.78, 5,273.82 and 2,564.43

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Solution

The fourth proportional to 3,823.78, 5,273.82 and 2,564.43 is: 3,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.78 : 5,273.82 = 2,564.43 : x
  2. Step 2: Convert to fraction form
    3,823.78/5,273.82 = 2,564.43/x
  3. Step 3: Cross multiply
    3,823.78x = 5,273.82 × 2,564.43
  4. Step 4: Simplify right side
    3,823.78x = 13,524,342.22
  5. Step 5: Solve for x
    x = 13,524,342.22/3,823.78
  6. Step 6: Final answer
    x = 3,536.90

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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.