Finding the Third Proportional to 1,772.75 and 2,641.75
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Solution
The third proportional to 1,772.75 and 2,641.75 is: 3,936.73
Step by Step Solution
- Step 1: Write the proportion equation
1,772.75 : 2,641.75 = 2,641.75 : x - Step 2: Convert to fraction form
1,772.75/2,641.75 = 2,641.75/x - Step 3: Cross multiply
1,772.75x = 2,641.75 × 2,641.75 - Step 4: Simplify right side
1,772.75x = 6,978,843.06 - Step 5: Solve for x
x = 6,978,843.06/1,772.75 - Step 6: Final answer
x = 3,936.73
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.