Home / 7,338.28-10,998.94-3,381.26

Finding the Fourth Proportional to 7,338.28, 10,998.94 and 3,381.26

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Solution

The fourth proportional to 7,338.28, 10,998.94 and 3,381.26 is: 5,067.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.28 : 10,998.94 = 3,381.26 : x
  2. Step 2: Convert to fraction form
    7,338.28/10,998.94 = 3,381.26/x
  3. Step 3: Cross multiply
    7,338.28x = 10,998.94 × 3,381.26
  4. Step 4: Simplify right side
    7,338.28x = 37,190,321.34
  5. Step 5: Solve for x
    x = 37,190,321.34/7,338.28
  6. Step 6: Final answer
    x = 5,067.99

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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.