Finding the Fourth Proportional to 11,066, 16,604.10 and 5,139.08
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Solution
The fourth proportional to 11,066, 16,604.10 and 5,139.08 is: 7,710.99
Step by Step Solution
- Step 1: Write the proportion equation
11,066 : 16,604.10 = 5,139.08 : x - Step 2: Convert to fraction form
11,066/16,604.10 = 5,139.08/x - Step 3: Cross multiply
11,066x = 16,604.10 × 5,139.08 - Step 4: Simplify right side
11,066x = 85,329,798.23 - Step 5: Solve for x
x = 85,329,798.23/11,066 - Step 6: Final answer
x = 7,710.99
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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.