Finding the Third Proportional to 849 and 1,873
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Solution
The third proportional to 849 and 1,873 is: 4,132.07
Step by Step Solution
- Step 1: Write the proportion equation
849 : 1,873 = 1,873 : x - Step 2: Convert to fraction form
849/1,873 = 1,873/x - Step 3: Cross multiply
849x = 1,873 × 1,873 - Step 4: Simplify right side
849x = 3,508,129 - Step 5: Solve for x
x = 3,508,129/849 - Step 6: Final answer
x = 4,132.07
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These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.