Finding the Third Proportional to 960 and 1,296
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Solution
The third proportional to 960 and 1,296 is: 1,749.60
Step by Step Solution
- Step 1: Write the proportion equation
960 : 1,296 = 1,296 : x - Step 2: Convert to fraction form
960/1,296 = 1,296/x - Step 3: Cross multiply
960x = 1,296 × 1,296 - Step 4: Simplify right side
960x = 1,679,616 - Step 5: Solve for x
x = 1,679,616/960 - Step 6: Final answer
x = 1,749.60
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.