Home / 3,277.80-4,915.84-2,237.61

Finding the Fourth Proportional to 3,277.80, 4,915.84 and 2,237.61

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Solution

The fourth proportional to 3,277.80, 4,915.84 and 2,237.61 is: 3,355.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.80 : 4,915.84 = 2,237.61 : x
  2. Step 2: Convert to fraction form
    3,277.80/4,915.84 = 2,237.61/x
  3. Step 3: Cross multiply
    3,277.80x = 4,915.84 × 2,237.61
  4. Step 4: Simplify right side
    3,277.80x = 10,999,732.74
  5. Step 5: Solve for x
    x = 10,999,732.74/3,277.80
  6. Step 6: Final answer
    x = 3,355.83

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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.