Finding the Third Proportional to 1,771.17 and 3,878.02
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Solution
The third proportional to 1,771.17 and 3,878.02 is: 8,490.99
Step by Step Solution
- Step 1: Write the proportion equation
1,771.17 : 3,878.02 = 3,878.02 : x - Step 2: Convert to fraction form
1,771.17/3,878.02 = 3,878.02/x - Step 3: Cross multiply
1,771.17x = 3,878.02 × 3,878.02 - Step 4: Simplify right side
1,771.17x = 15,039,005.19 - Step 5: Solve for x
x = 15,039,005.19/1,771.17 - Step 6: Final answer
x = 8,490.99
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.