Home / 4,198.28-6,285.26-3,162.65

Finding the Fourth Proportional to 4,198.28, 6,285.26 and 3,162.65

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Solution

The fourth proportional to 4,198.28, 6,285.26 and 3,162.65 is: 4,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.28 : 6,285.26 = 3,162.65 : x
  2. Step 2: Convert to fraction form
    4,198.28/6,285.26 = 3,162.65/x
  3. Step 3: Cross multiply
    4,198.28x = 6,285.26 × 3,162.65
  4. Step 4: Simplify right side
    4,198.28x = 19,878,054.02
  5. Step 5: Solve for x
    x = 19,878,054.02/4,198.28
  6. Step 6: Final answer
    x = 4,734.81

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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.