Finding the Third Proportional to 1,279.13 and 2,751.05
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Solution
The third proportional to 1,279.13 and 2,751.05 is: 5,916.75
Step by Step Solution
- Step 1: Write the proportion equation
1,279.13 : 2,751.05 = 2,751.05 : x - Step 2: Convert to fraction form
1,279.13/2,751.05 = 2,751.05/x - Step 3: Cross multiply
1,279.13x = 2,751.05 × 2,751.05 - Step 4: Simplify right side
1,279.13x = 7,568,258.91 - Step 5: Solve for x
x = 7,568,258.91/1,279.13 - Step 6: Final answer
x = 5,916.75
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.