Finding the Third Proportional to 1,880 and 4,012
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Solution
The third proportional to 1,880 and 4,012 is: 8,561.78
Step by Step Solution
- Step 1: Write the proportion equation
1,880 : 4,012 = 4,012 : x - Step 2: Convert to fraction form
1,880/4,012 = 4,012/x - Step 3: Cross multiply
1,880x = 4,012 × 4,012 - Step 4: Simplify right side
1,880x = 16,096,144 - Step 5: Solve for x
x = 16,096,144/1,880 - Step 6: Final answer
x = 8,561.78
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.