Home / 3,754.97-5,181.92-2,076.36

Finding the Fourth Proportional to 3,754.97, 5,181.92 and 2,076.36

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Solution

The fourth proportional to 3,754.97, 5,181.92 and 2,076.36 is: 2,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.97 : 5,181.92 = 2,076.36 : x
  2. Step 2: Convert to fraction form
    3,754.97/5,181.92 = 2,076.36/x
  3. Step 3: Cross multiply
    3,754.97x = 5,181.92 × 2,076.36
  4. Step 4: Simplify right side
    3,754.97x = 10,759,531.41
  5. Step 5: Solve for x
    x = 10,759,531.41/3,754.97
  6. Step 6: Final answer
    x = 2,865.41

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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.