Home / 2,836.59-4,245.79-1,517.05

Finding the Fourth Proportional to 2,836.59, 4,245.79 and 1,517.05

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Solution

The fourth proportional to 2,836.59, 4,245.79 and 1,517.05 is: 2,270.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.59 : 4,245.79 = 1,517.05 : x
  2. Step 2: Convert to fraction form
    2,836.59/4,245.79 = 1,517.05/x
  3. Step 3: Cross multiply
    2,836.59x = 4,245.79 × 1,517.05
  4. Step 4: Simplify right side
    2,836.59x = 6,441,075.72
  5. Step 5: Solve for x
    x = 6,441,075.72/2,836.59
  6. Step 6: Final answer
    x = 2,270.71

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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.