Home / 11,664.43-17,493.05-3,342.21

Finding the Fourth Proportional to 11,664.43, 17,493.05 and 3,342.21

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Solution

The fourth proportional to 11,664.43, 17,493.05 and 3,342.21 is: 5,012.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.43 : 17,493.05 = 3,342.21 : x
  2. Step 2: Convert to fraction form
    11,664.43/17,493.05 = 3,342.21/x
  3. Step 3: Cross multiply
    11,664.43x = 17,493.05 × 3,342.21
  4. Step 4: Simplify right side
    11,664.43x = 58,465,487.80
  5. Step 5: Solve for x
    x = 58,465,487.80/11,664.43
  6. Step 6: Final answer
    x = 5,012.29

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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.