Home / 3,037.20-4,195.56-2,879.52

Finding the Fourth Proportional to 3,037.20, 4,195.56 and 2,879.52

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Solution

The fourth proportional to 3,037.20, 4,195.56 and 2,879.52 is: 3,977.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.20 : 4,195.56 = 2,879.52 : x
  2. Step 2: Convert to fraction form
    3,037.20/4,195.56 = 2,879.52/x
  3. Step 3: Cross multiply
    3,037.20x = 4,195.56 × 2,879.52
  4. Step 4: Simplify right side
    3,037.20x = 12,081,198.93
  5. Step 5: Solve for x
    x = 12,081,198.93/3,037.20
  6. Step 6: Final answer
    x = 3,977.74

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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.