Home / 1,863.34-2,791.77-1,377.34

Finding the Fourth Proportional to 1,863.34, 2,791.77 and 1,377.34

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Solution

The fourth proportional to 1,863.34, 2,791.77 and 1,377.34 is: 2,063.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.34 : 2,791.77 = 1,377.34 : x
  2. Step 2: Convert to fraction form
    1,863.34/2,791.77 = 1,377.34/x
  3. Step 3: Cross multiply
    1,863.34x = 2,791.77 × 1,377.34
  4. Step 4: Simplify right side
    1,863.34x = 3,845,216.49
  5. Step 5: Solve for x
    x = 3,845,216.49/1,863.34
  6. Step 6: Final answer
    x = 2,063.62

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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.