Finding the Third Proportional to 3,309.19 and 6,117.19
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Solution
The third proportional to 3,309.19 and 6,117.19 is: 11,307.91
Step by Step Solution
- Step 1: Write the proportion equation
3,309.19 : 6,117.19 = 6,117.19 : x - Step 2: Convert to fraction form
3,309.19/6,117.19 = 6,117.19/x - Step 3: Cross multiply
3,309.19x = 6,117.19 × 6,117.19 - Step 4: Simplify right side
3,309.19x = 37,419,982.91 - Step 5: Solve for x
x = 37,419,982.91/3,309.19 - Step 6: Final answer
x = 11,307.91
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Why These Related Problems?
These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.