Finding the Fourth Proportional to 11,571.03, 17,356.38 and 2,806.02
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Solution
The fourth proportional to 11,571.03, 17,356.38 and 2,806.02 is: 4,208.99
Step by Step Solution
- Step 1: Write the proportion equation
11,571.03 : 17,356.38 = 2,806.02 : x - Step 2: Convert to fraction form
11,571.03/17,356.38 = 2,806.02/x - Step 3: Cross multiply
11,571.03x = 17,356.38 × 2,806.02 - Step 4: Simplify right side
11,571.03x = 48,702,392.80 - Step 5: Solve for x
x = 48,702,392.80/11,571.03 - Step 6: Final answer
x = 4,208.99
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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.