Home / 11,241.96-16,863.78-3,451.02

Finding the Fourth Proportional to 11,241.96, 16,863.78 and 3,451.02

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Solution

The fourth proportional to 11,241.96, 16,863.78 and 3,451.02 is: 5,176.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.96 : 16,863.78 = 3,451.02 : x
  2. Step 2: Convert to fraction form
    11,241.96/16,863.78 = 3,451.02/x
  3. Step 3: Cross multiply
    11,241.96x = 16,863.78 × 3,451.02
  4. Step 4: Simplify right side
    11,241.96x = 58,197,242.06
  5. Step 5: Solve for x
    x = 58,197,242.06/11,241.96
  6. Step 6: Final answer
    x = 5,176.79

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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.