Finding the Third Proportional to 1,225.76 and 2,560.99
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Solution
The third proportional to 1,225.76 and 2,560.99 is: 5,350.72
Step by Step Solution
- Step 1: Write the proportion equation
1,225.76 : 2,560.99 = 2,560.99 : x - Step 2: Convert to fraction form
1,225.76/2,560.99 = 2,560.99/x - Step 3: Cross multiply
1,225.76x = 2,560.99 × 2,560.99 - Step 4: Simplify right side
1,225.76x = 6,558,680.98 - Step 5: Solve for x
x = 6,558,680.98/1,225.76 - Step 6: Final answer
x = 5,350.72
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These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.