Home / 7,998.68-11,039.82-5,344.04

Finding the Fourth Proportional to 7,998.68, 11,039.82 and 5,344.04

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Solution

The fourth proportional to 7,998.68, 11,039.82 and 5,344.04 is: 7,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.68 : 11,039.82 = 5,344.04 : x
  2. Step 2: Convert to fraction form
    7,998.68/11,039.82 = 5,344.04/x
  3. Step 3: Cross multiply
    7,998.68x = 11,039.82 × 5,344.04
  4. Step 4: Simplify right side
    7,998.68x = 58,997,239.67
  5. Step 5: Solve for x
    x = 58,997,239.67/7,998.68
  6. Step 6: Final answer
    x = 7,375.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.