Home / 3,619.33-4,999.26-2,676.49

Finding the Fourth Proportional to 3,619.33, 4,999.26 and 2,676.49

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Solution

The fourth proportional to 3,619.33, 4,999.26 and 2,676.49 is: 3,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.33 : 4,999.26 = 2,676.49 : x
  2. Step 2: Convert to fraction form
    3,619.33/4,999.26 = 2,676.49/x
  3. Step 3: Cross multiply
    3,619.33x = 4,999.26 × 2,676.49
  4. Step 4: Simplify right side
    3,619.33x = 13,380,469.40
  5. Step 5: Solve for x
    x = 13,380,469.40/3,619.33
  6. Step 6: Final answer
    x = 3,696.95

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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.