Finding the Third Proportional to 2,838 and 4,149
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Solution
The third proportional to 2,838 and 4,149 is: 6,065.61
Step by Step Solution
- Step 1: Write the proportion equation
2,838 : 4,149 = 4,149 : x - Step 2: Convert to fraction form
2,838/4,149 = 4,149/x - Step 3: Cross multiply
2,838x = 4,149 × 4,149 - Step 4: Simplify right side
2,838x = 17,214,201 - Step 5: Solve for x
x = 17,214,201/2,838 - Step 6: Final answer
x = 6,065.61
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.