Finding the Third Proportional to 2,154.09 and 3,381.75
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Solution
The third proportional to 2,154.09 and 3,381.75 is: 5,309.07
Step by Step Solution
- Step 1: Write the proportion equation
2,154.09 : 3,381.75 = 3,381.75 : x - Step 2: Convert to fraction form
2,154.09/3,381.75 = 3,381.75/x - Step 3: Cross multiply
2,154.09x = 3,381.75 × 3,381.75 - Step 4: Simplify right side
2,154.09x = 11,436,233.06 - Step 5: Solve for x
x = 11,436,233.06/2,154.09 - Step 6: Final answer
x = 5,309.07
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.