Finding the Third Proportional to 4,120.75 and 6,551.75
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Solution
The third proportional to 4,120.75 and 6,551.75 is: 10,416.90
Step by Step Solution
- Step 1: Write the proportion equation
4,120.75 : 6,551.75 = 6,551.75 : x - Step 2: Convert to fraction form
4,120.75/6,551.75 = 6,551.75/x - Step 3: Cross multiply
4,120.75x = 6,551.75 × 6,551.75 - Step 4: Simplify right side
4,120.75x = 42,925,428.06 - Step 5: Solve for x
x = 42,925,428.06/4,120.75 - Step 6: Final answer
x = 10,416.90
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.