Home / 11,239.96-16,850.42-4,662.04

Finding the Fourth Proportional to 11,239.96, 16,850.42 and 4,662.04

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Solution

The fourth proportional to 11,239.96, 16,850.42 and 4,662.04 is: 6,989.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.96 : 16,850.42 = 4,662.04 : x
  2. Step 2: Convert to fraction form
    11,239.96/16,850.42 = 4,662.04/x
  3. Step 3: Cross multiply
    11,239.96x = 16,850.42 × 4,662.04
  4. Step 4: Simplify right side
    11,239.96x = 78,557,332.06
  5. Step 5: Solve for x
    x = 78,557,332.06/11,239.96
  6. Step 6: Final answer
    x = 6,989.11

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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.