Finding the Third Proportional to 943 and 2,070
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Solution
The third proportional to 943 and 2,070 is: 4,543.90
Step by Step Solution
- Step 1: Write the proportion equation
943 : 2,070 = 2,070 : x - Step 2: Convert to fraction form
943/2,070 = 2,070/x - Step 3: Cross multiply
943x = 2,070 × 2,070 - Step 4: Simplify right side
943x = 4,284,900 - Step 5: Solve for x
x = 4,284,900/943 - Step 6: Final answer
x = 4,543.90
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.