Home / 5,906.82-8,151.64-3,388.88

Finding the Fourth Proportional to 5,906.82, 8,151.64 and 3,388.88

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Solution

The fourth proportional to 5,906.82, 8,151.64 and 3,388.88 is: 4,676.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.82 : 8,151.64 = 3,388.88 : x
  2. Step 2: Convert to fraction form
    5,906.82/8,151.64 = 3,388.88/x
  3. Step 3: Cross multiply
    5,906.82x = 8,151.64 × 3,388.88
  4. Step 4: Simplify right side
    5,906.82x = 27,624,929.76
  5. Step 5: Solve for x
    x = 27,624,929.76/5,906.82
  6. Step 6: Final answer
    x = 4,676.79

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1.5x scale

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.