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Finding the Fourth Proportional to 7,995.92, 11,994 and 2,802

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Solution

The fourth proportional to 7,995.92, 11,994 and 2,802 is: 4,203.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.92 : 11,994 = 2,802 : x
  2. Step 2: Convert to fraction form
    7,995.92/11,994 = 2,802/x
  3. Step 3: Cross multiply
    7,995.92x = 11,994 × 2,802
  4. Step 4: Simplify right side
    7,995.92x = 33,607,188
  5. Step 5: Solve for x
    x = 33,607,188/7,995.92
  6. Step 6: Final answer
    x = 4,203.04

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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.