Home / 7,976.07-11,968.50-3,294.99

Finding the Fourth Proportional to 7,976.07, 11,968.50 and 3,294.99

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Solution

The fourth proportional to 7,976.07, 11,968.50 and 3,294.99 is: 4,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,976.07 : 11,968.50 = 3,294.99 : x
  2. Step 2: Convert to fraction form
    7,976.07/11,968.50 = 3,294.99/x
  3. Step 3: Cross multiply
    7,976.07x = 11,968.50 × 3,294.99
  4. Step 4: Simplify right side
    7,976.07x = 39,436,042.93
  5. Step 5: Solve for x
    x = 39,436,042.93/7,976.07
  6. Step 6: Final answer
    x = 4,944.30

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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.