Finding the Fourth Proportional to 7,526.97, 11,282.99 and 3,571.28
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Solution
The fourth proportional to 7,526.97, 11,282.99 and 3,571.28 is: 5,353.37
Step by Step Solution
- Step 1: Write the proportion equation
7,526.97 : 11,282.99 = 3,571.28 : x - Step 2: Convert to fraction form
7,526.97/11,282.99 = 3,571.28/x - Step 3: Cross multiply
7,526.97x = 11,282.99 × 3,571.28 - Step 4: Simplify right side
7,526.97x = 40,294,642.26 - Step 5: Solve for x
x = 40,294,642.26/7,526.97 - Step 6: Final answer
x = 5,353.37
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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.