Finding the Third Proportional to 1,717 and 2,415
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Solution
The third proportional to 1,717 and 2,415 is: 3,396.75
Step by Step Solution
- Step 1: Write the proportion equation
1,717 : 2,415 = 2,415 : x - Step 2: Convert to fraction form
1,717/2,415 = 2,415/x - Step 3: Cross multiply
1,717x = 2,415 × 2,415 - Step 4: Simplify right side
1,717x = 5,832,225 - Step 5: Solve for x
x = 5,832,225/1,717 - Step 6: Final answer
x = 3,396.75
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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.