Home / 11,361.84-17,044.40-3,571.28

Finding the Fourth Proportional to 11,361.84, 17,044.40 and 3,571.28

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Solution

The fourth proportional to 11,361.84, 17,044.40 and 3,571.28 is: 5,357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,361.84 : 17,044.40 = 3,571.28 : x
  2. Step 2: Convert to fraction form
    11,361.84/17,044.40 = 3,571.28/x
  3. Step 3: Cross multiply
    11,361.84x = 17,044.40 × 3,571.28
  4. Step 4: Simplify right side
    11,361.84x = 60,870,324.83
  5. Step 5: Solve for x
    x = 60,870,324.83/11,361.84
  6. Step 6: Final answer
    x = 5,357.44

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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.