Finding the Fourth Proportional to 7,596.99, 11,386.98 and 5,409.99
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Solution
The fourth proportional to 7,596.99, 11,386.98 and 5,409.99 is: 8,108.93
Step by Step Solution
- Step 1: Write the proportion equation
7,596.99 : 11,386.98 = 5,409.99 : x - Step 2: Convert to fraction form
7,596.99/11,386.98 = 5,409.99/x - Step 3: Cross multiply
7,596.99x = 11,386.98 × 5,409.99 - Step 4: Simplify right side
7,596.99x = 61,603,447.93 - Step 5: Solve for x
x = 61,603,447.93/7,596.99 - Step 6: Final answer
x = 8,108.93
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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.