Finding the Fourth Proportional to 2,052.28, 3,078.14 and 591.58
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Solution
The fourth proportional to 2,052.28, 3,078.14 and 591.58 is: 887.28
Step by Step Solution
- Step 1: Write the proportion equation
2,052.28 : 3,078.14 = 591.58 : x - Step 2: Convert to fraction form
2,052.28/3,078.14 = 591.58/x - Step 3: Cross multiply
2,052.28x = 3,078.14 × 591.58 - Step 4: Simplify right side
2,052.28x = 1,820,947.71 - Step 5: Solve for x
x = 1,820,947.71/2,052.28 - Step 6: Final answer
x = 887.28
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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.