Home / 2,823.44-3,896.52-1,581.44

Finding the Fourth Proportional to 2,823.44, 3,896.52 and 1,581.44

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Solution

The fourth proportional to 2,823.44, 3,896.52 and 1,581.44 is: 2,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.44 : 3,896.52 = 1,581.44 : x
  2. Step 2: Convert to fraction form
    2,823.44/3,896.52 = 1,581.44/x
  3. Step 3: Cross multiply
    2,823.44x = 3,896.52 × 1,581.44
  4. Step 4: Simplify right side
    2,823.44x = 6,162,112.59
  5. Step 5: Solve for x
    x = 6,162,112.59/2,823.44
  6. Step 6: Final answer
    x = 2,182.48

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1.5x scale

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.