Finding the Third Proportional to 1,998 and 4,357.13
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Solution
The third proportional to 1,998 and 4,357.13 is: 9,501.77
Step by Step Solution
- Step 1: Write the proportion equation
1,998 : 4,357.13 = 4,357.13 : x - Step 2: Convert to fraction form
1,998/4,357.13 = 4,357.13/x - Step 3: Cross multiply
1,998x = 4,357.13 × 4,357.13 - Step 4: Simplify right side
1,998x = 18,984,538.27 - Step 5: Solve for x
x = 18,984,538.27/1,998 - Step 6: Final answer
x = 9,501.77
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.