Finding the Third Proportional to 2,013.75 and 3,219.75
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Solution
The third proportional to 2,013.75 and 3,219.75 is: 5,148.00
Step by Step Solution
- Step 1: Write the proportion equation
2,013.75 : 3,219.75 = 3,219.75 : x - Step 2: Convert to fraction form
2,013.75/3,219.75 = 3,219.75/x - Step 3: Cross multiply
2,013.75x = 3,219.75 × 3,219.75 - Step 4: Simplify right side
2,013.75x = 10,366,790.06 - Step 5: Solve for x
x = 10,366,790.06/2,013.75 - Step 6: Final answer
x = 5,148.00
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.