Home / 7,808.97-11,716.35-3,650.33

Finding the Fourth Proportional to 7,808.97, 11,716.35 and 3,650.33

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Solution

The fourth proportional to 7,808.97, 11,716.35 and 3,650.33 is: 5,476.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808.97 : 11,716.35 = 3,650.33 : x
  2. Step 2: Convert to fraction form
    7,808.97/11,716.35 = 3,650.33/x
  3. Step 3: Cross multiply
    7,808.97x = 11,716.35 × 3,650.33
  4. Step 4: Simplify right side
    7,808.97x = 42,768,559.50
  5. Step 5: Solve for x
    x = 42,768,559.50/7,808.97
  6. Step 6: Final answer
    x = 5,476.85

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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.