Home / 3,836.74-5,755.98-1,371.81

Finding the Fourth Proportional to 3,836.74, 5,755.98 and 1,371.81

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Solution

The fourth proportional to 3,836.74, 5,755.98 and 1,371.81 is: 2,058.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.74 : 5,755.98 = 1,371.81 : x
  2. Step 2: Convert to fraction form
    3,836.74/5,755.98 = 1,371.81/x
  3. Step 3: Cross multiply
    3,836.74x = 5,755.98 × 1,371.81
  4. Step 4: Simplify right side
    3,836.74x = 7,896,110.92
  5. Step 5: Solve for x
    x = 7,896,110.92/3,836.74
  6. Step 6: Final answer
    x = 2,058.03

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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.