Home / 3,057.20-4,562.69-2,761.95

Finding the Fourth Proportional to 3,057.20, 4,562.69 and 2,761.95

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Solution

The fourth proportional to 3,057.20, 4,562.69 and 2,761.95 is: 4,122.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.20 : 4,562.69 = 2,761.95 : x
  2. Step 2: Convert to fraction form
    3,057.20/4,562.69 = 2,761.95/x
  3. Step 3: Cross multiply
    3,057.20x = 4,562.69 × 2,761.95
  4. Step 4: Simplify right side
    3,057.20x = 12,601,921.65
  5. Step 5: Solve for x
    x = 12,601,921.65/3,057.20
  6. Step 6: Final answer
    x = 4,122.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.