Home / 3,781.82-5,672.88-1,701.43

Finding the Fourth Proportional to 3,781.82, 5,672.88 and 1,701.43

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Solution

The fourth proportional to 3,781.82, 5,672.88 and 1,701.43 is: 2,552.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.82 : 5,672.88 = 1,701.43 : x
  2. Step 2: Convert to fraction form
    3,781.82/5,672.88 = 1,701.43/x
  3. Step 3: Cross multiply
    3,781.82x = 5,672.88 × 1,701.43
  4. Step 4: Simplify right side
    3,781.82x = 9,651,994.04
  5. Step 5: Solve for x
    x = 9,651,994.04/3,781.82
  6. Step 6: Final answer
    x = 2,552.21

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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.