Finding the Third Proportional to 7,791.19 and 10,383.19
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Solution
The third proportional to 7,791.19 and 10,383.19 is: 13,837.50
Step by Step Solution
- Step 1: Write the proportion equation
7,791.19 : 10,383.19 = 10,383.19 : x - Step 2: Convert to fraction form
7,791.19/10,383.19 = 10,383.19/x - Step 3: Cross multiply
7,791.19x = 10,383.19 × 10,383.19 - Step 4: Simplify right side
7,791.19x = 107,810,582.66 - Step 5: Solve for x
x = 107,810,582.66/7,791.19 - Step 6: Final answer
x = 13,837.50
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Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.