Finding the Third Proportional to 2,776 and 4,080
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Solution
The third proportional to 2,776 and 4,080 is: 5,996.54
Step by Step Solution
- Step 1: Write the proportion equation
2,776 : 4,080 = 4,080 : x - Step 2: Convert to fraction form
2,776/4,080 = 4,080/x - Step 3: Cross multiply
2,776x = 4,080 × 4,080 - Step 4: Simplify right side
2,776x = 16,646,400 - Step 5: Solve for x
x = 16,646,400/2,776 - Step 6: Final answer
x = 5,996.54
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.