Finding the Fourth Proportional to 4,961.27, 6,847.18 and 2,864.99
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Solution
The fourth proportional to 4,961.27, 6,847.18 and 2,864.99 is: 3,954.05
Step by Step Solution
- Step 1: Write the proportion equation
4,961.27 : 6,847.18 = 2,864.99 : x - Step 2: Convert to fraction form
4,961.27/6,847.18 = 2,864.99/x - Step 3: Cross multiply
4,961.27x = 6,847.18 × 2,864.99 - Step 4: Simplify right side
4,961.27x = 19,617,102.23 - Step 5: Solve for x
x = 19,617,102.23/4,961.27 - Step 6: Final answer
x = 3,954.05
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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.