Finding the Third Proportional to 4,212 and 5,148
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Solution
The third proportional to 4,212 and 5,148 is: 6,292
Step by Step Solution
- Step 1: Write the proportion equation
4,212 : 5,148 = 5,148 : x - Step 2: Convert to fraction form
4,212/5,148 = 5,148/x - Step 3: Cross multiply
4,212x = 5,148 × 5,148 - Step 4: Simplify right side
4,212x = 26,501,904 - Step 5: Solve for x
x = 26,501,904/4,212 - Step 6: Final answer
x = 6,292
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Why These Related Problems?
These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.