Home / 11,352.22-17,028.32-3,561.64

Finding the Fourth Proportional to 11,352.22, 17,028.32 and 3,561.64

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Solution

The fourth proportional to 11,352.22, 17,028.32 and 3,561.64 is: 5,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.22 : 17,028.32 = 3,561.64 : x
  2. Step 2: Convert to fraction form
    11,352.22/17,028.32 = 3,561.64/x
  3. Step 3: Cross multiply
    11,352.22x = 17,028.32 × 3,561.64
  4. Step 4: Simplify right side
    11,352.22x = 60,648,727.84
  5. Step 5: Solve for x
    x = 60,648,727.84/11,352.22
  6. Step 6: Final answer
    x = 5,342.46

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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.