Home / 3,276.33-4,915.71-2,661.54

Finding the Fourth Proportional to 3,276.33, 4,915.71 and 2,661.54

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Solution

The fourth proportional to 3,276.33, 4,915.71 and 2,661.54 is: 3,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.33 : 4,915.71 = 2,661.54 : x
  2. Step 2: Convert to fraction form
    3,276.33/4,915.71 = 2,661.54/x
  3. Step 3: Cross multiply
    3,276.33x = 4,915.71 × 2,661.54
  4. Step 4: Simplify right side
    3,276.33x = 13,083,358.79
  5. Step 5: Solve for x
    x = 13,083,358.79/3,276.33
  6. Step 6: Final answer
    x = 3,993.30

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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.