Finding the Third Proportional to 1,942 and 3,884
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Solution
The third proportional to 1,942 and 3,884 is: 7,768
Step by Step Solution
- Step 1: Write the proportion equation
1,942 : 3,884 = 3,884 : x - Step 2: Convert to fraction form
1,942/3,884 = 3,884/x - Step 3: Cross multiply
1,942x = 3,884 × 3,884 - Step 4: Simplify right side
1,942x = 15,085,456 - Step 5: Solve for x
x = 15,085,456/1,942 - Step 6: Final answer
x = 7,768
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Why These Related Problems?
These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.