Home / 6,910.63-9,536.66-3,766.81

Finding the Fourth Proportional to 6,910.63, 9,536.66 and 3,766.81

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Solution

The fourth proportional to 6,910.63, 9,536.66 and 3,766.81 is: 5,198.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.63 : 9,536.66 = 3,766.81 : x
  2. Step 2: Convert to fraction form
    6,910.63/9,536.66 = 3,766.81/x
  3. Step 3: Cross multiply
    6,910.63x = 9,536.66 × 3,766.81
  4. Step 4: Simplify right side
    6,910.63x = 35,922,786.25
  5. Step 5: Solve for x
    x = 35,922,786.25/6,910.63
  6. Step 6: Final answer
    x = 5,198.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.