Finding the Fourth Proportional to 7,544.80, 11,313.07 and 2,614.02
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Solution
The fourth proportional to 7,544.80, 11,313.07 and 2,614.02 is: 3,919.60
Step by Step Solution
- Step 1: Write the proportion equation
7,544.80 : 11,313.07 = 2,614.02 : x - Step 2: Convert to fraction form
7,544.80/11,313.07 = 2,614.02/x - Step 3: Cross multiply
7,544.80x = 11,313.07 × 2,614.02 - Step 4: Simplify right side
7,544.80x = 29,572,591.24 - Step 5: Solve for x
x = 29,572,591.24/7,544.80 - Step 6: Final answer
x = 3,919.60
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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.