Finding the Third Proportional to 1,210.50 and 2,613
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Solution
The third proportional to 1,210.50 and 2,613 is: 5,640.45
Step by Step Solution
- Step 1: Write the proportion equation
1,210.50 : 2,613 = 2,613 : x - Step 2: Convert to fraction form
1,210.50/2,613 = 2,613/x - Step 3: Cross multiply
1,210.50x = 2,613 × 2,613 - Step 4: Simplify right side
1,210.50x = 6,827,769 - Step 5: Solve for x
x = 6,827,769/1,210.50 - Step 6: Final answer
x = 5,640.45
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.