Home / 2,983.83-4,118.04-1,789.17

Finding the Fourth Proportional to 2,983.83, 4,118.04 and 1,789.17

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Solution

The fourth proportional to 2,983.83, 4,118.04 and 1,789.17 is: 2,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.83 : 4,118.04 = 1,789.17 : x
  2. Step 2: Convert to fraction form
    2,983.83/4,118.04 = 1,789.17/x
  3. Step 3: Cross multiply
    2,983.83x = 4,118.04 × 1,789.17
  4. Step 4: Simplify right side
    2,983.83x = 7,367,873.63
  5. Step 5: Solve for x
    x = 7,367,873.63/2,983.83
  6. Step 6: Final answer
    x = 2,469.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.