Finding the Fourth Proportional to 2,037.76, 3,057.14 and 651.10
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Solution
The fourth proportional to 2,037.76, 3,057.14 and 651.10 is: 976.80
Step by Step Solution
- Step 1: Write the proportion equation
2,037.76 : 3,057.14 = 651.10 : x - Step 2: Convert to fraction form
2,037.76/3,057.14 = 651.10/x - Step 3: Cross multiply
2,037.76x = 3,057.14 × 651.10 - Step 4: Simplify right side
2,037.76x = 1,990,485.31 - Step 5: Solve for x
x = 1,990,485.31/2,037.76 - Step 6: Final answer
x = 976.80
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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.