Finding the Fourth Proportional to 5,750, 8,625.08 and 1,646
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Solution
The fourth proportional to 5,750, 8,625.08 and 1,646 is: 2,469.02
Step by Step Solution
- Step 1: Write the proportion equation
5,750 : 8,625.08 = 1,646 : x - Step 2: Convert to fraction form
5,750/8,625.08 = 1,646/x - Step 3: Cross multiply
5,750x = 8,625.08 × 1,646 - Step 4: Simplify right side
5,750x = 14,196,881.68 - Step 5: Solve for x
x = 14,196,881.68/5,750 - Step 6: Final answer
x = 2,469.02
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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.