Finding the Third Proportional to 2,850 and 3,911
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Solution
The third proportional to 2,850 and 3,911 is: 5,366.99
Step by Step Solution
- Step 1: Write the proportion equation
2,850 : 3,911 = 3,911 : x - Step 2: Convert to fraction form
2,850/3,911 = 3,911/x - Step 3: Cross multiply
2,850x = 3,911 × 3,911 - Step 4: Simplify right side
2,850x = 15,295,921 - Step 5: Solve for x
x = 15,295,921/2,850 - Step 6: Final answer
x = 5,366.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.