Finding the Third Proportional to 1,908 and 2,862
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Solution
The third proportional to 1,908 and 2,862 is: 4,293
Step by Step Solution
- Step 1: Write the proportion equation
1,908 : 2,862 = 2,862 : x - Step 2: Convert to fraction form
1,908/2,862 = 2,862/x - Step 3: Cross multiply
1,908x = 2,862 × 2,862 - Step 4: Simplify right side
1,908x = 8,191,044 - Step 5: Solve for x
x = 8,191,044/1,908 - Step 6: Final answer
x = 4,293
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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.