Finding the Third Proportional to 1,445 and 1,955
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Solution
The third proportional to 1,445 and 1,955 is: 2,645
Step by Step Solution
- Step 1: Write the proportion equation
1,445 : 1,955 = 1,955 : x - Step 2: Convert to fraction form
1,445/1,955 = 1,955/x - Step 3: Cross multiply
1,445x = 1,955 × 1,955 - Step 4: Simplify right side
1,445x = 3,822,025 - Step 5: Solve for x
x = 3,822,025/1,445 - Step 6: Final answer
x = 2,645
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.