Finding the Fourth Proportional to 11,818.08, 17,726.04 and 3,610.08
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Solution
The fourth proportional to 11,818.08, 17,726.04 and 3,610.08 is: 5,414.79
Step by Step Solution
- Step 1: Write the proportion equation
11,818.08 : 17,726.04 = 3,610.08 : x - Step 2: Convert to fraction form
11,818.08/17,726.04 = 3,610.08/x - Step 3: Cross multiply
11,818.08x = 17,726.04 × 3,610.08 - Step 4: Simplify right side
11,818.08x = 63,992,422.48 - Step 5: Solve for x
x = 63,992,422.48/11,818.08 - Step 6: Final answer
x = 5,414.79
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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.