Finding the Third Proportional to 4,783 and 7,388
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Solution
The third proportional to 4,783 and 7,388 is: 11,411.78
Step by Step Solution
- Step 1: Write the proportion equation
4,783 : 7,388 = 7,388 : x - Step 2: Convert to fraction form
4,783/7,388 = 7,388/x - Step 3: Cross multiply
4,783x = 7,388 × 7,388 - Step 4: Simplify right side
4,783x = 54,582,544 - Step 5: Solve for x
x = 54,582,544/4,783 - Step 6: Final answer
x = 11,411.78
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.