Finding the Fourth Proportional to 3,348.36, 5,019.36 and 2,112
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Solution
The fourth proportional to 3,348.36, 5,019.36 and 2,112 is: 3,165.99
Step by Step Solution
- Step 1: Write the proportion equation
3,348.36 : 5,019.36 = 2,112 : x - Step 2: Convert to fraction form
3,348.36/5,019.36 = 2,112/x - Step 3: Cross multiply
3,348.36x = 5,019.36 × 2,112 - Step 4: Simplify right side
3,348.36x = 10,600,888.32 - Step 5: Solve for x
x = 10,600,888.32/3,348.36 - Step 6: Final answer
x = 3,165.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.