Home / 11,351.84-17,029.36-3,561.26

Finding the Fourth Proportional to 11,351.84, 17,029.36 and 3,561.26

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Solution

The fourth proportional to 11,351.84, 17,029.36 and 3,561.26 is: 5,342.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.84 : 17,029.36 = 3,561.26 : x
  2. Step 2: Convert to fraction form
    11,351.84/17,029.36 = 3,561.26/x
  3. Step 3: Cross multiply
    11,351.84x = 17,029.36 × 3,561.26
  4. Step 4: Simplify right side
    11,351.84x = 60,645,978.59
  5. Step 5: Solve for x
    x = 60,645,978.59/11,351.84
  6. Step 6: Final answer
    x = 5,342.39

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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.