Finding the Fourth Proportional to 2,007.41, 3,008.68 and 912.08
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Solution
The fourth proportional to 2,007.41, 3,008.68 and 912.08 is: 1,367.02
Step by Step Solution
- Step 1: Write the proportion equation
2,007.41 : 3,008.68 = 912.08 : x - Step 2: Convert to fraction form
2,007.41/3,008.68 = 912.08/x - Step 3: Cross multiply
2,007.41x = 3,008.68 × 912.08 - Step 4: Simplify right side
2,007.41x = 2,744,162.10 - Step 5: Solve for x
x = 2,744,162.10/2,007.41 - Step 6: Final answer
x = 1,367.02
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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.