Home / 3,893.23-5,838.97-1,119.29

Finding the Fourth Proportional to 3,893.23, 5,838.97 and 1,119.29

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Solution

The fourth proportional to 3,893.23, 5,838.97 and 1,119.29 is: 1,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893.23 : 5,838.97 = 1,119.29 : x
  2. Step 2: Convert to fraction form
    3,893.23/5,838.97 = 1,119.29/x
  3. Step 3: Cross multiply
    3,893.23x = 5,838.97 × 1,119.29
  4. Step 4: Simplify right side
    3,893.23x = 6,535,472.94
  5. Step 5: Solve for x
    x = 6,535,472.94/3,893.23
  6. Step 6: Final answer
    x = 1,678.68

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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.