Home / 11,581.07-17,369.79-3,682.55

Finding the Fourth Proportional to 11,581.07, 17,369.79 and 3,682.55

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Solution

The fourth proportional to 11,581.07, 17,369.79 and 3,682.55 is: 5,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.07 : 17,369.79 = 3,682.55 : x
  2. Step 2: Convert to fraction form
    11,581.07/17,369.79 = 3,682.55/x
  3. Step 3: Cross multiply
    11,581.07x = 17,369.79 × 3,682.55
  4. Step 4: Simplify right side
    11,581.07x = 63,965,120.16
  5. Step 5: Solve for x
    x = 63,965,120.16/11,581.07
  6. Step 6: Final answer
    x = 5,523.25

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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.