Finding the Third Proportional to 3,169.13 and 7,338.09
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Solution
The third proportional to 3,169.13 and 7,338.09 is: 16,991.32
Step by Step Solution
- Step 1: Write the proportion equation
3,169.13 : 7,338.09 = 7,338.09 : x - Step 2: Convert to fraction form
3,169.13/7,338.09 = 7,338.09/x - Step 3: Cross multiply
3,169.13x = 7,338.09 × 7,338.09 - Step 4: Simplify right side
3,169.13x = 53,847,619.88 - Step 5: Solve for x
x = 53,847,619.88/3,169.13 - Step 6: Final answer
x = 16,991.32
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Why These Related Problems?
These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.