Finding the Third Proportional to 2,069.30 and 2,709.07
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Solution
The third proportional to 2,069.30 and 2,709.07 is: 3,546.65
Step by Step Solution
- Step 1: Write the proportion equation
2,069.30 : 2,709.07 = 2,709.07 : x - Step 2: Convert to fraction form
2,069.30/2,709.07 = 2,709.07/x - Step 3: Cross multiply
2,069.30x = 2,709.07 × 2,709.07 - Step 4: Simplify right side
2,069.30x = 7,339,061.96 - Step 5: Solve for x
x = 7,339,061.96/2,069.30 - Step 6: Final answer
x = 3,546.65
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Why These Related Problems?
These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.