Home / 4,170.84-6,252.62-3,938.78

Finding the Fourth Proportional to 4,170.84, 6,252.62 and 3,938.78

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Solution

The fourth proportional to 4,170.84, 6,252.62 and 3,938.78 is: 5,904.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.84 : 6,252.62 = 3,938.78 : x
  2. Step 2: Convert to fraction form
    4,170.84/6,252.62 = 3,938.78/x
  3. Step 3: Cross multiply
    4,170.84x = 6,252.62 × 3,938.78
  4. Step 4: Simplify right side
    4,170.84x = 24,627,694.60
  5. Step 5: Solve for x
    x = 24,627,694.60/4,170.84
  6. Step 6: Final answer
    x = 5,904.73

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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.