Finding the Fourth Proportional to 2,224.38, 3,340.04 and 2,125.79
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Solution
The fourth proportional to 2,224.38, 3,340.04 and 2,125.79 is: 3,191.99
Step by Step Solution
- Step 1: Write the proportion equation
2,224.38 : 3,340.04 = 2,125.79 : x - Step 2: Convert to fraction form
2,224.38/3,340.04 = 2,125.79/x - Step 3: Cross multiply
2,224.38x = 3,340.04 × 2,125.79 - Step 4: Simplify right side
2,224.38x = 7,100,196.30 - Step 5: Solve for x
x = 7,100,196.30/2,224.38 - Step 6: Final answer
x = 3,191.99
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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.