Finding the Third Proportional to 939 and 2,064
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Solution
The third proportional to 939 and 2,064 is: 4,536.84
Step by Step Solution
- Step 1: Write the proportion equation
939 : 2,064 = 2,064 : x - Step 2: Convert to fraction form
939/2,064 = 2,064/x - Step 3: Cross multiply
939x = 2,064 × 2,064 - Step 4: Simplify right side
939x = 4,260,096 - Step 5: Solve for x
x = 4,260,096/939 - Step 6: Final answer
x = 4,536.84
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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.