Home / 11,788.27-17,685.44-3,468.57

Finding the Fourth Proportional to 11,788.27, 17,685.44 and 3,468.57

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Solution

The fourth proportional to 11,788.27, 17,685.44 and 3,468.57 is: 5,203.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.27 : 17,685.44 = 3,468.57 : x
  2. Step 2: Convert to fraction form
    11,788.27/17,685.44 = 3,468.57/x
  3. Step 3: Cross multiply
    11,788.27x = 17,685.44 × 3,468.57
  4. Step 4: Simplify right side
    11,788.27x = 61,343,186.62
  5. Step 5: Solve for x
    x = 61,343,186.62/11,788.27
  6. Step 6: Final answer
    x = 5,203.75

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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.