Finding the Third Proportional to 2,118 and 4,026
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Solution
The third proportional to 2,118 and 4,026 is: 7,652.82
Step by Step Solution
- Step 1: Write the proportion equation
2,118 : 4,026 = 4,026 : x - Step 2: Convert to fraction form
2,118/4,026 = 4,026/x - Step 3: Cross multiply
2,118x = 4,026 × 4,026 - Step 4: Simplify right side
2,118x = 16,208,676 - Step 5: Solve for x
x = 16,208,676/2,118 - Step 6: Final answer
x = 7,652.82
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These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.