Finding the Third Proportional to 1,860 and 3,800
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Solution
The third proportional to 1,860 and 3,800 is: 7,763.44
Step by Step Solution
- Step 1: Write the proportion equation
1,860 : 3,800 = 3,800 : x - Step 2: Convert to fraction form
1,860/3,800 = 3,800/x - Step 3: Cross multiply
1,860x = 3,800 × 3,800 - Step 4: Simplify right side
1,860x = 14,440,000 - Step 5: Solve for x
x = 14,440,000/1,860 - Step 6: Final answer
x = 7,763.44
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These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.