Finding the Third Proportional to 1,804 and 3,860
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Solution
The third proportional to 1,804 and 3,860 is: 8,259.20
Step by Step Solution
- Step 1: Write the proportion equation
1,804 : 3,860 = 3,860 : x - Step 2: Convert to fraction form
1,804/3,860 = 3,860/x - Step 3: Cross multiply
1,804x = 3,860 × 3,860 - Step 4: Simplify right side
1,804x = 14,899,600 - Step 5: Solve for x
x = 14,899,600/1,804 - Step 6: Final answer
x = 8,259.20
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.