Finding the Fourth Proportional to 11,283.25, 15,571.00 and 6,247.75
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Solution
The fourth proportional to 11,283.25, 15,571.00 and 6,247.75 is: 8,621.96
Step by Step Solution
- Step 1: Write the proportion equation
11,283.25 : 15,571.00 = 6,247.75 : x - Step 2: Convert to fraction form
11,283.25/15,571.00 = 6,247.75/x - Step 3: Cross multiply
11,283.25x = 15,571.00 × 6,247.75 - Step 4: Simplify right side
11,283.25x = 97,283,739.62 - Step 5: Solve for x
x = 97,283,739.62/11,283.25 - Step 6: Final answer
x = 8,621.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.