Finding the Fourth Proportional to 11,822.19, 16,313.84 and 6,516.99
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Solution
The fourth proportional to 11,822.19, 16,313.84 and 6,516.99 is: 8,993.02
Step by Step Solution
- Step 1: Write the proportion equation
11,822.19 : 16,313.84 = 6,516.99 : x - Step 2: Convert to fraction form
11,822.19/16,313.84 = 6,516.99/x - Step 3: Cross multiply
11,822.19x = 16,313.84 × 6,516.99 - Step 4: Simplify right side
11,822.19x = 106,317,124.00 - Step 5: Solve for x
x = 106,317,124.00/11,822.19 - Step 6: Final answer
x = 8,993.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.