Finding the Fourth Proportional to 3,877.83, 5,816.68 and 956.09
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Solution
The fourth proportional to 3,877.83, 5,816.68 and 956.09 is: 1,434.12
Step by Step Solution
- Step 1: Write the proportion equation
3,877.83 : 5,816.68 = 956.09 : x - Step 2: Convert to fraction form
3,877.83/5,816.68 = 956.09/x - Step 3: Cross multiply
3,877.83x = 5,816.68 × 956.09 - Step 4: Simplify right side
3,877.83x = 5,561,281.73 - Step 5: Solve for x
x = 5,561,281.73/3,877.83 - Step 6: Final answer
x = 1,434.12
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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.