Home / 4,198.21-6,287.74-2,008.49

Finding the Fourth Proportional to 4,198.21, 6,287.74 and 2,008.49

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Solution

The fourth proportional to 4,198.21, 6,287.74 and 2,008.49 is: 3,008.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.21 : 6,287.74 = 2,008.49 : x
  2. Step 2: Convert to fraction form
    4,198.21/6,287.74 = 2,008.49/x
  3. Step 3: Cross multiply
    4,198.21x = 6,287.74 × 2,008.49
  4. Step 4: Simplify right side
    4,198.21x = 12,628,826.45
  5. Step 5: Solve for x
    x = 12,628,826.45/4,198.21
  6. Step 6: Final answer
    x = 3,008.15

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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.