Home / 2,027.83-2,798.35-1,143.58

Finding the Fourth Proportional to 2,027.83, 2,798.35 and 1,143.58

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Solution

The fourth proportional to 2,027.83, 2,798.35 and 1,143.58 is: 1,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.83 : 2,798.35 = 1,143.58 : x
  2. Step 2: Convert to fraction form
    2,027.83/2,798.35 = 1,143.58/x
  3. Step 3: Cross multiply
    2,027.83x = 2,798.35 × 1,143.58
  4. Step 4: Simplify right side
    2,027.83x = 3,200,137.09
  5. Step 5: Solve for x
    x = 3,200,137.09/2,027.83
  6. Step 6: Final answer
    x = 1,578.11

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Why These Related Problems?

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