Finding the Third Proportional to 4,865.63 and 7,439.63
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Solution
The third proportional to 4,865.63 and 7,439.63 is: 11,375.32
Step by Step Solution
- Step 1: Write the proportion equation
4,865.63 : 7,439.63 = 7,439.63 : x - Step 2: Convert to fraction form
4,865.63/7,439.63 = 7,439.63/x - Step 3: Cross multiply
4,865.63x = 7,439.63 × 7,439.63 - Step 4: Simplify right side
4,865.63x = 55,348,020.14 - Step 5: Solve for x
x = 55,348,020.14/4,865.63 - Step 6: Final answer
x = 11,375.32
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.