Home / 3,836.73-5,754.25-1,371.72

Finding the Fourth Proportional to 3,836.73, 5,754.25 and 1,371.72

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Solution

The fourth proportional to 3,836.73, 5,754.25 and 1,371.72 is: 2,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.73 : 5,754.25 = 1,371.72 : x
  2. Step 2: Convert to fraction form
    3,836.73/5,754.25 = 1,371.72/x
  3. Step 3: Cross multiply
    3,836.73x = 5,754.25 × 1,371.72
  4. Step 4: Simplify right side
    3,836.73x = 7,893,219.81
  5. Step 5: Solve for x
    x = 7,893,219.81/3,836.73
  6. Step 6: Final answer
    x = 2,057.28

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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.