Finding the Third Proportional to 4,245.75 and 7,863.75
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Solution
The third proportional to 4,245.75 and 7,863.75 is: 14,564.82
Step by Step Solution
- Step 1: Write the proportion equation
4,245.75 : 7,863.75 = 7,863.75 : x - Step 2: Convert to fraction form
4,245.75/7,863.75 = 7,863.75/x - Step 3: Cross multiply
4,245.75x = 7,863.75 × 7,863.75 - Step 4: Simplify right side
4,245.75x = 61,838,564.06 - Step 5: Solve for x
x = 61,838,564.06/4,245.75 - Step 6: Final answer
x = 14,564.82
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These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.