Finding the Fourth Proportional to 2,082.84, 3,124.24 and 622.02
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Solution
The fourth proportional to 2,082.84, 3,124.24 and 622.02 is: 933.02
Step by Step Solution
- Step 1: Write the proportion equation
2,082.84 : 3,124.24 = 622.02 : x - Step 2: Convert to fraction form
2,082.84/3,124.24 = 622.02/x - Step 3: Cross multiply
2,082.84x = 3,124.24 × 622.02 - Step 4: Simplify right side
2,082.84x = 1,943,339.76 - Step 5: Solve for x
x = 1,943,339.76/2,082.84 - Step 6: Final answer
x = 933.02
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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.