Finding the Third Proportional to 2,409.75 and 5,319.75
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Solution
The third proportional to 2,409.75 and 5,319.75 is: 11,743.85
Step by Step Solution
- Step 1: Write the proportion equation
2,409.75 : 5,319.75 = 5,319.75 : x - Step 2: Convert to fraction form
2,409.75/5,319.75 = 5,319.75/x - Step 3: Cross multiply
2,409.75x = 5,319.75 × 5,319.75 - Step 4: Simplify right side
2,409.75x = 28,299,740.06 - Step 5: Solve for x
x = 28,299,740.06/2,409.75 - Step 6: Final answer
x = 11,743.85
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These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.