Finding the Fourth Proportional to 10,827.06, 16,227.51 and 5,272.08
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Solution
The fourth proportional to 10,827.06, 16,227.51 and 5,272.08 is: 7,901.75
Step by Step Solution
- Step 1: Write the proportion equation
10,827.06 : 16,227.51 = 5,272.08 : x - Step 2: Convert to fraction form
10,827.06/16,227.51 = 5,272.08/x - Step 3: Cross multiply
10,827.06x = 16,227.51 × 5,272.08 - Step 4: Simplify right side
10,827.06x = 85,552,730.92 - Step 5: Solve for x
x = 85,552,730.92/10,827.06 - Step 6: Final answer
x = 7,901.75
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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.