Finding the Third Proportional to 6,390 and 6,390
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Solution
The third proportional to 6,390 and 6,390 is: 6,390
Step by Step Solution
- Step 1: Write the proportion equation
6,390 : 6,390 = 6,390 : x - Step 2: Convert to fraction form
6,390/6,390 = 6,390/x - Step 3: Cross multiply
6,390x = 6,390 × 6,390 - Step 4: Simplify right side
6,390x = 40,832,100 - Step 5: Solve for x
x = 40,832,100/6,390 - Step 6: Final answer
x = 6,390
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Why These Related Problems?
These problems maintain the same ratio (1) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.