Finding the Third Proportional to 1,237.97 and 2,749.31
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Solution
The third proportional to 1,237.97 and 2,749.31 is: 6,105.74
Step by Step Solution
- Step 1: Write the proportion equation
1,237.97 : 2,749.31 = 2,749.31 : x - Step 2: Convert to fraction form
1,237.97/2,749.31 = 2,749.31/x - Step 3: Cross multiply
1,237.97x = 2,749.31 × 2,749.31 - Step 4: Simplify right side
1,237.97x = 7,558,719.22 - Step 5: Solve for x
x = 7,558,719.22/1,237.97 - Step 6: Final answer
x = 6,105.74
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.