Finding the Fourth Proportional to 4,135.68, 6,202.91 and 2,054.99
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Solution
The fourth proportional to 4,135.68, 6,202.91 and 2,054.99 is: 3,082.19
Step by Step Solution
- Step 1: Write the proportion equation
4,135.68 : 6,202.91 = 2,054.99 : x - Step 2: Convert to fraction form
4,135.68/6,202.91 = 2,054.99/x - Step 3: Cross multiply
4,135.68x = 6,202.91 × 2,054.99 - Step 4: Simplify right side
4,135.68x = 12,746,938.67 - Step 5: Solve for x
x = 12,746,938.67/4,135.68 - Step 6: Final answer
x = 3,082.19
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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.