Finding the Third Proportional to 5,112 and 10,491.75
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Solution
The third proportional to 5,112 and 10,491.75 is: 21,533.02
Step by Step Solution
- Step 1: Write the proportion equation
5,112 : 10,491.75 = 10,491.75 : x - Step 2: Convert to fraction form
5,112/10,491.75 = 10,491.75/x - Step 3: Cross multiply
5,112x = 10,491.75 × 10,491.75 - Step 4: Simplify right side
5,112x = 110,076,818.06 - Step 5: Solve for x
x = 110,076,818.06/5,112 - Step 6: Final answer
x = 21,533.02
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.