Finding the Third Proportional to 1,902 and 4,173
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Solution
The third proportional to 1,902 and 4,173 is: 9,155.59
Step by Step Solution
- Step 1: Write the proportion equation
1,902 : 4,173 = 4,173 : x - Step 2: Convert to fraction form
1,902/4,173 = 4,173/x - Step 3: Cross multiply
1,902x = 4,173 × 4,173 - Step 4: Simplify right side
1,902x = 17,413,929 - Step 5: Solve for x
x = 17,413,929/1,902 - Step 6: Final answer
x = 9,155.59
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.