Finding the Third Proportional to 867.75 and 2,007
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Solution
The third proportional to 867.75 and 2,007 is: 4,641.95
Step by Step Solution
- Step 1: Write the proportion equation
867.75 : 2,007 = 2,007 : x - Step 2: Convert to fraction form
867.75/2,007 = 2,007/x - Step 3: Cross multiply
867.75x = 2,007 × 2,007 - Step 4: Simplify right side
867.75x = 4,028,049 - Step 5: Solve for x
x = 4,028,049/867.75 - Step 6: Final answer
x = 4,641.95
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.