Finding the Fourth Proportional to 11,630.63, 16,050.19 and 6,325.44
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Solution
The fourth proportional to 11,630.63, 16,050.19 and 6,325.44 is: 8,729.07
Step by Step Solution
- Step 1: Write the proportion equation
11,630.63 : 16,050.19 = 6,325.44 : x - Step 2: Convert to fraction form
11,630.63/16,050.19 = 6,325.44/x - Step 3: Cross multiply
11,630.63x = 16,050.19 × 6,325.44 - Step 4: Simplify right side
11,630.63x = 101,524,531.08 - Step 5: Solve for x
x = 101,524,531.08/11,630.63 - Step 6: Final answer
x = 8,729.07
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1.5x scale
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.