Home / 4,198.23-6,297.48-1,276.56

Finding the Fourth Proportional to 4,198.23, 6,297.48 and 1,276.56

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Solution

The fourth proportional to 4,198.23, 6,297.48 and 1,276.56 is: 1,914.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.23 : 6,297.48 = 1,276.56 : x
  2. Step 2: Convert to fraction form
    4,198.23/6,297.48 = 1,276.56/x
  3. Step 3: Cross multiply
    4,198.23x = 6,297.48 × 1,276.56
  4. Step 4: Simplify right side
    4,198.23x = 8,039,111.07
  5. Step 5: Solve for x
    x = 8,039,111.07/4,198.23
  6. Step 6: Final answer
    x = 1,914.88

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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.