Home / 2,733.78-4,100.14-1,252.68

Finding the Fourth Proportional to 2,733.78, 4,100.14 and 1,252.68

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Solution

The fourth proportional to 2,733.78, 4,100.14 and 1,252.68 is: 1,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.78 : 4,100.14 = 1,252.68 : x
  2. Step 2: Convert to fraction form
    2,733.78/4,100.14 = 1,252.68/x
  3. Step 3: Cross multiply
    2,733.78x = 4,100.14 × 1,252.68
  4. Step 4: Simplify right side
    2,733.78x = 5,136,163.38
  5. Step 5: Solve for x
    x = 5,136,163.38/2,733.78
  6. Step 6: Final answer
    x = 1,878.78

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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.