Home / 2,836.73-3,918.44-2,735.48

Finding the Fourth Proportional to 2,836.73, 3,918.44 and 2,735.48

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Solution

The fourth proportional to 2,836.73, 3,918.44 and 2,735.48 is: 3,778.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.73 : 3,918.44 = 2,735.48 : x
  2. Step 2: Convert to fraction form
    2,836.73/3,918.44 = 2,735.48/x
  3. Step 3: Cross multiply
    2,836.73x = 3,918.44 × 2,735.48
  4. Step 4: Simplify right side
    2,836.73x = 10,718,814.25
  5. Step 5: Solve for x
    x = 10,718,814.25/2,836.73
  6. Step 6: Final answer
    x = 3,778.58

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1.5x scale

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.