Finding the Third Proportional to 1,161.84 and 3,021.05
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Solution
The third proportional to 1,161.84 and 3,021.05 is: 7,855.38
Step by Step Solution
- Step 1: Write the proportion equation
1,161.84 : 3,021.05 = 3,021.05 : x - Step 2: Convert to fraction form
1,161.84/3,021.05 = 3,021.05/x - Step 3: Cross multiply
1,161.84x = 3,021.05 × 3,021.05 - Step 4: Simplify right side
1,161.84x = 9,126,724.22 - Step 5: Solve for x
x = 9,126,724.22/1,161.84 - Step 6: Final answer
x = 7,855.38
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These problems maintain the same ratio (2.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.