Home / 7,906.72-11,860.78-2,063.38

Finding the Fourth Proportional to 7,906.72, 11,860.78 and 2,063.38

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Solution

The fourth proportional to 7,906.72, 11,860.78 and 2,063.38 is: 3,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.72 : 11,860.78 = 2,063.38 : x
  2. Step 2: Convert to fraction form
    7,906.72/11,860.78 = 2,063.38/x
  3. Step 3: Cross multiply
    7,906.72x = 11,860.78 × 2,063.38
  4. Step 4: Simplify right side
    7,906.72x = 24,473,296.24
  5. Step 5: Solve for x
    x = 24,473,296.24/7,906.72
  6. Step 6: Final answer
    x = 3,095.25

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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.