Finding the Third Proportional to 796 and 1,487
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Solution
The third proportional to 796 and 1,487 is: 2,777.85
Step by Step Solution
- Step 1: Write the proportion equation
796 : 1,487 = 1,487 : x - Step 2: Convert to fraction form
796/1,487 = 1,487/x - Step 3: Cross multiply
796x = 1,487 × 1,487 - Step 4: Simplify right side
796x = 2,211,169 - Step 5: Solve for x
x = 2,211,169/796 - Step 6: Final answer
x = 2,777.85
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Why These Related Problems?
These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.