Finding the Third Proportional to 2,149 and 5,047
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Solution
The third proportional to 2,149 and 5,047 is: 11,853.05
Step by Step Solution
- Step 1: Write the proportion equation
2,149 : 5,047 = 5,047 : x - Step 2: Convert to fraction form
2,149/5,047 = 5,047/x - Step 3: Cross multiply
2,149x = 5,047 × 5,047 - Step 4: Simplify right side
2,149x = 25,472,209 - Step 5: Solve for x
x = 25,472,209/2,149 - Step 6: Final answer
x = 11,853.05
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Why These Related Problems?
These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.