Home / 3,279.27-4,916.36-1,634.54

Finding the Fourth Proportional to 3,279.27, 4,916.36 and 1,634.54

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Solution

The fourth proportional to 3,279.27, 4,916.36 and 1,634.54 is: 2,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.27 : 4,916.36 = 1,634.54 : x
  2. Step 2: Convert to fraction form
    3,279.27/4,916.36 = 1,634.54/x
  3. Step 3: Cross multiply
    3,279.27x = 4,916.36 × 1,634.54
  4. Step 4: Simplify right side
    3,279.27x = 8,035,954.32
  5. Step 5: Solve for x
    x = 8,035,954.32/3,279.27
  6. Step 6: Final answer
    x = 2,450.53

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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.