Home / 2,037.54-2,811.87-1,198.32

Finding the Fourth Proportional to 2,037.54, 2,811.87 and 1,198.32

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Solution

The fourth proportional to 2,037.54, 2,811.87 and 1,198.32 is: 1,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.54 : 2,811.87 = 1,198.32 : x
  2. Step 2: Convert to fraction form
    2,037.54/2,811.87 = 1,198.32/x
  3. Step 3: Cross multiply
    2,037.54x = 2,811.87 × 1,198.32
  4. Step 4: Simplify right side
    2,037.54x = 3,369,520.06
  5. Step 5: Solve for x
    x = 3,369,520.06/2,037.54
  6. Step 6: Final answer
    x = 1,653.72

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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.