Finding the Third Proportional to 1,190 and 2,547
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Solution
The third proportional to 1,190 and 2,547 is: 5,451.44
Step by Step Solution
- Step 1: Write the proportion equation
1,190 : 2,547 = 2,547 : x - Step 2: Convert to fraction form
1,190/2,547 = 2,547/x - Step 3: Cross multiply
1,190x = 2,547 × 2,547 - Step 4: Simplify right side
1,190x = 6,487,209 - Step 5: Solve for x
x = 6,487,209/1,190 - Step 6: Final answer
x = 5,451.44
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.