Finding the Third Proportional to 4,189 and 9,106
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Solution
The third proportional to 4,189 and 9,106 is: 19,794.52
Step by Step Solution
- Step 1: Write the proportion equation
4,189 : 9,106 = 9,106 : x - Step 2: Convert to fraction form
4,189/9,106 = 9,106/x - Step 3: Cross multiply
4,189x = 9,106 × 9,106 - Step 4: Simplify right side
4,189x = 82,919,236 - Step 5: Solve for x
x = 82,919,236/4,189 - Step 6: Final answer
x = 19,794.52
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.