Finding the Fourth Proportional to 4,382.25, 6,047.75 and 2,392.99
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Solution
The fourth proportional to 4,382.25, 6,047.75 and 2,392.99 is: 3,302.45
Step by Step Solution
- Step 1: Write the proportion equation
4,382.25 : 6,047.75 = 2,392.99 : x - Step 2: Convert to fraction form
4,382.25/6,047.75 = 2,392.99/x - Step 3: Cross multiply
4,382.25x = 6,047.75 × 2,392.99 - Step 4: Simplify right side
4,382.25x = 14,472,163.07 - Step 5: Solve for x
x = 14,472,163.07/4,382.25 - Step 6: Final answer
x = 3,302.45
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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.