Finding the Fourth Proportional to 9,910.08, 14,867.40 and 3,336.09
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Solution
The fourth proportional to 9,910.08, 14,867.40 and 3,336.09 is: 5,004.90
Step by Step Solution
- Step 1: Write the proportion equation
9,910.08 : 14,867.40 = 3,336.09 : x - Step 2: Convert to fraction form
9,910.08/14,867.40 = 3,336.09/x - Step 3: Cross multiply
9,910.08x = 14,867.40 × 3,336.09 - Step 4: Simplify right side
9,910.08x = 49,598,967.79 - Step 5: Solve for x
x = 49,598,967.79/9,910.08 - Step 6: Final answer
x = 5,004.90
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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.