Home / 2,382.76-3,574.62-2,018.28

Finding the Fourth Proportional to 2,382.76, 3,574.62 and 2,018.28

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Solution

The fourth proportional to 2,382.76, 3,574.62 and 2,018.28 is: 3,027.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.76 : 3,574.62 = 2,018.28 : x
  2. Step 2: Convert to fraction form
    2,382.76/3,574.62 = 2,018.28/x
  3. Step 3: Cross multiply
    2,382.76x = 3,574.62 × 2,018.28
  4. Step 4: Simplify right side
    2,382.76x = 7,214,584.05
  5. Step 5: Solve for x
    x = 7,214,584.05/2,382.76
  6. Step 6: Final answer
    x = 3,027.83

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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.