Finding the Third Proportional to 2,169 and 4,756
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Solution
The third proportional to 2,169 and 4,756 is: 10,428.56
Step by Step Solution
- Step 1: Write the proportion equation
2,169 : 4,756 = 4,756 : x - Step 2: Convert to fraction form
2,169/4,756 = 4,756/x - Step 3: Cross multiply
2,169x = 4,756 × 4,756 - Step 4: Simplify right side
2,169x = 22,619,536 - Step 5: Solve for x
x = 22,619,536/2,169 - Step 6: Final answer
x = 10,428.56
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.