Home / 1,960.61-2,704.46-1,252.60

Finding the Fourth Proportional to 1,960.61, 2,704.46 and 1,252.60

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Solution

The fourth proportional to 1,960.61, 2,704.46 and 1,252.60 is: 1,727.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960.61 : 2,704.46 = 1,252.60 : x
  2. Step 2: Convert to fraction form
    1,960.61/2,704.46 = 1,252.60/x
  3. Step 3: Cross multiply
    1,960.61x = 2,704.46 × 1,252.60
  4. Step 4: Simplify right side
    1,960.61x = 3,387,593.57
  5. Step 5: Solve for x
    x = 3,387,593.57/1,960.61
  6. Step 6: Final answer
    x = 1,727.83

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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.