Home / 3,836.77-5,756.37-1,371.54

Finding the Fourth Proportional to 3,836.77, 5,756.37 and 1,371.54

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Solution

The fourth proportional to 3,836.77, 5,756.37 and 1,371.54 is: 2,057.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.77 : 5,756.37 = 1,371.54 : x
  2. Step 2: Convert to fraction form
    3,836.77/5,756.37 = 1,371.54/x
  3. Step 3: Cross multiply
    3,836.77x = 5,756.37 × 1,371.54
  4. Step 4: Simplify right side
    3,836.77x = 7,895,062.93
  5. Step 5: Solve for x
    x = 7,895,062.93/3,836.77
  6. Step 6: Final answer
    x = 2,057.74

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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.