Finding the Fourth Proportional to 11,670.64, 17,505.74 and 3,350.70
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Solution
The fourth proportional to 11,670.64, 17,505.74 and 3,350.70 is: 5,025.99
Step by Step Solution
- Step 1: Write the proportion equation
11,670.64 : 17,505.74 = 3,350.70 : x - Step 2: Convert to fraction form
11,670.64/17,505.74 = 3,350.70/x - Step 3: Cross multiply
11,670.64x = 17,505.74 × 3,350.70 - Step 4: Simplify right side
11,670.64x = 58,656,483.02 - Step 5: Solve for x
x = 58,656,483.02/11,670.64 - Step 6: Final answer
x = 5,025.99
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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.