Finding the Third Proportional to 855 and 1,652
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Solution
The third proportional to 855 and 1,652 is: 3,191.93
Step by Step Solution
- Step 1: Write the proportion equation
855 : 1,652 = 1,652 : x - Step 2: Convert to fraction form
855/1,652 = 1,652/x - Step 3: Cross multiply
855x = 1,652 × 1,652 - Step 4: Simplify right side
855x = 2,729,104 - Step 5: Solve for x
x = 2,729,104/855 - Step 6: Final answer
x = 3,191.93
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Why These Related Problems?
These problems maintain the same ratio (1.93) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.