Home / 3,814.39-5,721.73-1,181.66

Finding the Fourth Proportional to 3,814.39, 5,721.73 and 1,181.66

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Solution

The fourth proportional to 3,814.39, 5,721.73 and 1,181.66 is: 1,772.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.39 : 5,721.73 = 1,181.66 : x
  2. Step 2: Convert to fraction form
    3,814.39/5,721.73 = 1,181.66/x
  3. Step 3: Cross multiply
    3,814.39x = 5,721.73 × 1,181.66
  4. Step 4: Simplify right side
    3,814.39x = 6,761,110.86
  5. Step 5: Solve for x
    x = 6,761,110.86/3,814.39
  6. Step 6: Final answer
    x = 1,772.53

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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.