Finding the Third Proportional to 1,749 and 3,786
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Solution
The third proportional to 1,749 and 3,786 is: 8,195.42
Step by Step Solution
- Step 1: Write the proportion equation
1,749 : 3,786 = 3,786 : x - Step 2: Convert to fraction form
1,749/3,786 = 3,786/x - Step 3: Cross multiply
1,749x = 3,786 × 3,786 - Step 4: Simplify right side
1,749x = 14,333,796 - Step 5: Solve for x
x = 14,333,796/1,749 - Step 6: Final answer
x = 8,195.42
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.