Home / 6,917.82-9,546.49-3,774

Finding the Fourth Proportional to 6,917.82, 9,546.49 and 3,774

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Solution

The fourth proportional to 6,917.82, 9,546.49 and 3,774 is: 5,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.82 : 9,546.49 = 3,774 : x
  2. Step 2: Convert to fraction form
    6,917.82/9,546.49 = 3,774/x
  3. Step 3: Cross multiply
    6,917.82x = 9,546.49 × 3,774
  4. Step 4: Simplify right side
    6,917.82x = 36,028,453.26
  5. Step 5: Solve for x
    x = 36,028,453.26/6,917.82
  6. Step 6: Final answer
    x = 5,208.06

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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.