Home / 3,519.12-4,856.76-2,027.12

Finding the Fourth Proportional to 3,519.12, 4,856.76 and 2,027.12

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Solution

The fourth proportional to 3,519.12, 4,856.76 and 2,027.12 is: 2,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.12 : 4,856.76 = 2,027.12 : x
  2. Step 2: Convert to fraction form
    3,519.12/4,856.76 = 2,027.12/x
  3. Step 3: Cross multiply
    3,519.12x = 4,856.76 × 2,027.12
  4. Step 4: Simplify right side
    3,519.12x = 9,845,235.33
  5. Step 5: Solve for x
    x = 9,845,235.33/3,519.12
  6. Step 6: Final answer
    x = 2,797.64

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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.