Finding the Fourth Proportional to 7,592.99, 11,391.84 and 6,808.05
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Solution
The fourth proportional to 7,592.99, 11,391.84 and 6,808.05 is: 10,214.19
Step by Step Solution
- Step 1: Write the proportion equation
7,592.99 : 11,391.84 = 6,808.05 : x - Step 2: Convert to fraction form
7,592.99/11,391.84 = 6,808.05/x - Step 3: Cross multiply
7,592.99x = 11,391.84 × 6,808.05 - Step 4: Simplify right side
7,592.99x = 77,556,216.31 - Step 5: Solve for x
x = 77,556,216.31/7,592.99 - Step 6: Final answer
x = 10,214.19
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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.