Home / 7,996.13-11,986.93-2,799.17

Finding the Fourth Proportional to 7,996.13, 11,986.93 and 2,799.17

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Solution

The fourth proportional to 7,996.13, 11,986.93 and 2,799.17 is: 4,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.13 : 11,986.93 = 2,799.17 : x
  2. Step 2: Convert to fraction form
    7,996.13/11,986.93 = 2,799.17/x
  3. Step 3: Cross multiply
    7,996.13x = 11,986.93 × 2,799.17
  4. Step 4: Simplify right side
    7,996.13x = 33,553,454.85
  5. Step 5: Solve for x
    x = 33,553,454.85/7,996.13
  6. Step 6: Final answer
    x = 4,196.21

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1.5x scale

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.