Finding the Third Proportional to 1,253 and 1,875
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Solution
The third proportional to 1,253 and 1,875 is: 2,805.77
Step by Step Solution
- Step 1: Write the proportion equation
1,253 : 1,875 = 1,875 : x - Step 2: Convert to fraction form
1,253/1,875 = 1,875/x - Step 3: Cross multiply
1,253x = 1,875 × 1,875 - Step 4: Simplify right side
1,253x = 3,515,625 - Step 5: Solve for x
x = 3,515,625/1,253 - Step 6: Final answer
x = 2,805.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.