Home / 2,564.33-3,839.65-1,634.85

Finding the Fourth Proportional to 2,564.33, 3,839.65 and 1,634.85

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Solution

The fourth proportional to 2,564.33, 3,839.65 and 1,634.85 is: 2,447.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.33 : 3,839.65 = 1,634.85 : x
  2. Step 2: Convert to fraction form
    2,564.33/3,839.65 = 1,634.85/x
  3. Step 3: Cross multiply
    2,564.33x = 3,839.65 × 1,634.85
  4. Step 4: Simplify right side
    2,564.33x = 6,277,247.72
  5. Step 5: Solve for x
    x = 6,277,247.72/2,564.33
  6. Step 6: Final answer
    x = 2,447.91

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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.