Finding the Fourth Proportional to 7,882.09, 11,823.11 and 2,334.99
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Solution
The fourth proportional to 7,882.09, 11,823.11 and 2,334.99 is: 3,502.48
Step by Step Solution
- Step 1: Write the proportion equation
7,882.09 : 11,823.11 = 2,334.99 : x - Step 2: Convert to fraction form
7,882.09/11,823.11 = 2,334.99/x - Step 3: Cross multiply
7,882.09x = 11,823.11 × 2,334.99 - Step 4: Simplify right side
7,882.09x = 27,606,849.46 - Step 5: Solve for x
x = 27,606,849.46/7,882.09 - Step 6: Final answer
x = 3,502.48
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1.5x scale
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.