Finding the Third Proportional to 1,679.63 and 2,553.75
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Solution
The third proportional to 1,679.63 and 2,553.75 is: 3,882.79
Step by Step Solution
- Step 1: Write the proportion equation
1,679.63 : 2,553.75 = 2,553.75 : x - Step 2: Convert to fraction form
1,679.63/2,553.75 = 2,553.75/x - Step 3: Cross multiply
1,679.63x = 2,553.75 × 2,553.75 - Step 4: Simplify right side
1,679.63x = 6,521,639.06 - Step 5: Solve for x
x = 6,521,639.06/1,679.63 - Step 6: Final answer
x = 3,882.79
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.