Finding the Third Proportional to 3,338 and 4,911
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Solution
The third proportional to 3,338 and 4,911 is: 7,225.26
Step by Step Solution
- Step 1: Write the proportion equation
3,338 : 4,911 = 4,911 : x - Step 2: Convert to fraction form
3,338/4,911 = 4,911/x - Step 3: Cross multiply
3,338x = 4,911 × 4,911 - Step 4: Simplify right side
3,338x = 24,117,921 - Step 5: Solve for x
x = 24,117,921/3,338 - Step 6: Final answer
x = 7,225.26
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.