Finding the Fourth Proportional to 2,024.40, 2,838 and 2,024.40
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Solution
The fourth proportional to 2,024.40, 2,838 and 2,024.40 is: 2,838
Step by Step Solution
- Step 1: Write the proportion equation
2,024.40 : 2,838 = 2,024.40 : x - Step 2: Convert to fraction form
2,024.40/2,838 = 2,024.40/x - Step 3: Cross multiply
2,024.40x = 2,838 × 2,024.40 - Step 4: Simplify right side
2,024.40x = 5,745,247.20 - Step 5: Solve for x
x = 5,745,247.20/2,024.40 - Step 6: Final answer
x = 2,838
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.