Finding the Third Proportional to 1,936 and 3,080
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Solution
The third proportional to 1,936 and 3,080 is: 4,900
Step by Step Solution
- Step 1: Write the proportion equation
1,936 : 3,080 = 3,080 : x - Step 2: Convert to fraction form
1,936/3,080 = 3,080/x - Step 3: Cross multiply
1,936x = 3,080 × 3,080 - Step 4: Simplify right side
1,936x = 9,486,400 - Step 5: Solve for x
x = 9,486,400/1,936 - Step 6: Final answer
x = 4,900
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.