Finding the Third Proportional to 892.50 and 1,947
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Solution
The third proportional to 892.50 and 1,947 is: 4,247.41
Step by Step Solution
- Step 1: Write the proportion equation
892.50 : 1,947 = 1,947 : x - Step 2: Convert to fraction form
892.50/1,947 = 1,947/x - Step 3: Cross multiply
892.50x = 1,947 × 1,947 - Step 4: Simplify right side
892.50x = 3,790,809 - Step 5: Solve for x
x = 3,790,809/892.50 - Step 6: Final answer
x = 4,247.41
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.