Finding the Third Proportional to 3,390.19 and 3,606.19
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Solution
The third proportional to 3,390.19 and 3,606.19 is: 3,835.95
Step by Step Solution
- Step 1: Write the proportion equation
3,390.19 : 3,606.19 = 3,606.19 : x - Step 2: Convert to fraction form
3,390.19/3,606.19 = 3,606.19/x - Step 3: Cross multiply
3,390.19x = 3,606.19 × 3,606.19 - Step 4: Simplify right side
3,390.19x = 13,004,588.29 - Step 5: Solve for x
x = 13,004,588.29/3,390.19 - Step 6: Final answer
x = 3,835.95
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Why These Related Problems?
These problems maintain the same ratio (1.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.