Finding the Third Proportional to 1,827.75 and 3,438.75
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Solution
The third proportional to 1,827.75 and 3,438.75 is: 6,469.70
Step by Step Solution
- Step 1: Write the proportion equation
1,827.75 : 3,438.75 = 3,438.75 : x - Step 2: Convert to fraction form
1,827.75/3,438.75 = 3,438.75/x - Step 3: Cross multiply
1,827.75x = 3,438.75 × 3,438.75 - Step 4: Simplify right side
1,827.75x = 11,825,001.56 - Step 5: Solve for x
x = 11,825,001.56/1,827.75 - Step 6: Final answer
x = 6,469.70
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Why These Related Problems?
These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.