Finding the Third Proportional to 902 and 1,966
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Solution
The third proportional to 902 and 1,966 is: 4,285.10
Step by Step Solution
- Step 1: Write the proportion equation
902 : 1,966 = 1,966 : x - Step 2: Convert to fraction form
902/1,966 = 1,966/x - Step 3: Cross multiply
902x = 1,966 × 1,966 - Step 4: Simplify right side
902x = 3,865,156 - Step 5: Solve for x
x = 3,865,156/902 - Step 6: Final answer
x = 4,285.10
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.