Finding the Third Proportional to 1,946 and 3,081
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Solution
The third proportional to 1,946 and 3,081 is: 4,877.99
Step by Step Solution
- Step 1: Write the proportion equation
1,946 : 3,081 = 3,081 : x - Step 2: Convert to fraction form
1,946/3,081 = 3,081/x - Step 3: Cross multiply
1,946x = 3,081 × 3,081 - Step 4: Simplify right side
1,946x = 9,492,561 - Step 5: Solve for x
x = 9,492,561/1,946 - Step 6: Final answer
x = 4,877.99
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Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.