Finding the Third Proportional to 947 and 2,077
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Solution
The third proportional to 947 and 2,077 is: 4,555.36
Step by Step Solution
- Step 1: Write the proportion equation
947 : 2,077 = 2,077 : x - Step 2: Convert to fraction form
947/2,077 = 2,077/x - Step 3: Cross multiply
947x = 2,077 × 2,077 - Step 4: Simplify right side
947x = 4,313,929 - Step 5: Solve for x
x = 4,313,929/947 - Step 6: Final answer
x = 4,555.36
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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.