Home / 2,842.14-4,262.34-1,198.65

Finding the Fourth Proportional to 2,842.14, 4,262.34 and 1,198.65

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Solution

The fourth proportional to 2,842.14, 4,262.34 and 1,198.65 is: 1,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.14 : 4,262.34 = 1,198.65 : x
  2. Step 2: Convert to fraction form
    2,842.14/4,262.34 = 1,198.65/x
  3. Step 3: Cross multiply
    2,842.14x = 4,262.34 × 1,198.65
  4. Step 4: Simplify right side
    2,842.14x = 5,109,053.84
  5. Step 5: Solve for x
    x = 5,109,053.84/2,842.14
  6. Step 6: Final answer
    x = 1,797.61

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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.