Finding the Third Proportional to 912 and 1,926
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Solution
The third proportional to 912 and 1,926 is: 4,067.41
Step by Step Solution
- Step 1: Write the proportion equation
912 : 1,926 = 1,926 : x - Step 2: Convert to fraction form
912/1,926 = 1,926/x - Step 3: Cross multiply
912x = 1,926 × 1,926 - Step 4: Simplify right side
912x = 3,709,476 - Step 5: Solve for x
x = 3,709,476/912 - Step 6: Final answer
x = 4,067.41
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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.