Finding the Third Proportional to 4,138.75 and 8,459.75
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Solution
The third proportional to 4,138.75 and 8,459.75 is: 17,292.03
Step by Step Solution
- Step 1: Write the proportion equation
4,138.75 : 8,459.75 = 8,459.75 : x - Step 2: Convert to fraction form
4,138.75/8,459.75 = 8,459.75/x - Step 3: Cross multiply
4,138.75x = 8,459.75 × 8,459.75 - Step 4: Simplify right side
4,138.75x = 71,567,370.06 - Step 5: Solve for x
x = 71,567,370.06/4,138.75 - Step 6: Final answer
x = 17,292.03
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These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.