Home / 2,037.21-2,810.97-1,198.05

Finding the Fourth Proportional to 2,037.21, 2,810.97 and 1,198.05

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Solution

The fourth proportional to 2,037.21, 2,810.97 and 1,198.05 is: 1,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.21 : 2,810.97 = 1,198.05 : x
  2. Step 2: Convert to fraction form
    2,037.21/2,810.97 = 1,198.05/x
  3. Step 3: Cross multiply
    2,037.21x = 2,810.97 × 1,198.05
  4. Step 4: Simplify right side
    2,037.21x = 3,367,682.61
  5. Step 5: Solve for x
    x = 3,367,682.61/2,037.21
  6. Step 6: Final answer
    x = 1,653.09

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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.