Home / 2,515.37-3,773.15-1,198.44

Finding the Fourth Proportional to 2,515.37, 3,773.15 and 1,198.44

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Solution

The fourth proportional to 2,515.37, 3,773.15 and 1,198.44 is: 1,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.37 : 3,773.15 = 1,198.44 : x
  2. Step 2: Convert to fraction form
    2,515.37/3,773.15 = 1,198.44/x
  3. Step 3: Cross multiply
    2,515.37x = 3,773.15 × 1,198.44
  4. Step 4: Simplify right side
    2,515.37x = 4,521,887.89
  5. Step 5: Solve for x
    x = 4,521,887.89/2,515.37
  6. Step 6: Final answer
    x = 1,797.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.