Finding the Third Proportional to 672 and 1,702
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Solution
The third proportional to 672 and 1,702 is: 4,310.72
Step by Step Solution
- Step 1: Write the proportion equation
672 : 1,702 = 1,702 : x - Step 2: Convert to fraction form
672/1,702 = 1,702/x - Step 3: Cross multiply
672x = 1,702 × 1,702 - Step 4: Simplify right side
672x = 2,896,804 - Step 5: Solve for x
x = 2,896,804/672 - Step 6: Final answer
x = 4,310.72
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These problems maintain the same ratio (2.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.