Home / 11,361.36-17,042.14-3,965.80

Finding the Fourth Proportional to 11,361.36, 17,042.14 and 3,965.80

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Solution

The fourth proportional to 11,361.36, 17,042.14 and 3,965.80 is: 5,948.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,361.36 : 17,042.14 = 3,965.80 : x
  2. Step 2: Convert to fraction form
    11,361.36/17,042.14 = 3,965.80/x
  3. Step 3: Cross multiply
    11,361.36x = 17,042.14 × 3,965.80
  4. Step 4: Simplify right side
    11,361.36x = 67,585,718.81
  5. Step 5: Solve for x
    x = 67,585,718.81/11,361.36
  6. Step 6: Final answer
    x = 5,948.73

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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.