Home / 3,836.25-5,753.79-1,371.15

Finding the Fourth Proportional to 3,836.25, 5,753.79 and 1,371.15

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Solution

The fourth proportional to 3,836.25, 5,753.79 and 1,371.15 is: 2,056.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.25 : 5,753.79 = 1,371.15 : x
  2. Step 2: Convert to fraction form
    3,836.25/5,753.79 = 1,371.15/x
  3. Step 3: Cross multiply
    3,836.25x = 5,753.79 × 1,371.15
  4. Step 4: Simplify right side
    3,836.25x = 7,889,309.16
  5. Step 5: Solve for x
    x = 7,889,309.16/3,836.25
  6. Step 6: Final answer
    x = 2,056.52

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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.