Finding the Third Proportional to 2,906 and 6,172
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Solution
The third proportional to 2,906 and 6,172 is: 13,108.60
Step by Step Solution
- Step 1: Write the proportion equation
2,906 : 6,172 = 6,172 : x - Step 2: Convert to fraction form
2,906/6,172 = 6,172/x - Step 3: Cross multiply
2,906x = 6,172 × 6,172 - Step 4: Simplify right side
2,906x = 38,093,584 - Step 5: Solve for x
x = 38,093,584/2,906 - Step 6: Final answer
x = 13,108.60
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.