Home / 11,137.97-16,707.77-3,742.38

Finding the Fourth Proportional to 11,137.97, 16,707.77 and 3,742.38

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Solution

The fourth proportional to 11,137.97, 16,707.77 and 3,742.38 is: 5,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.97 : 16,707.77 = 3,742.38 : x
  2. Step 2: Convert to fraction form
    11,137.97/16,707.77 = 3,742.38/x
  3. Step 3: Cross multiply
    11,137.97x = 16,707.77 × 3,742.38
  4. Step 4: Simplify right side
    11,137.97x = 62,526,824.29
  5. Step 5: Solve for x
    x = 62,526,824.29/11,137.97
  6. Step 6: Final answer
    x = 5,613.84

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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.