Home / 2,842.17-4,262.40-1,198.68

Finding the Fourth Proportional to 2,842.17, 4,262.40 and 1,198.68

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Solution

The fourth proportional to 2,842.17, 4,262.40 and 1,198.68 is: 1,797.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.17 : 4,262.40 = 1,198.68 : x
  2. Step 2: Convert to fraction form
    2,842.17/4,262.40 = 1,198.68/x
  3. Step 3: Cross multiply
    2,842.17x = 4,262.40 × 1,198.68
  4. Step 4: Simplify right side
    2,842.17x = 5,109,253.63
  5. Step 5: Solve for x
    x = 5,109,253.63/2,842.17
  6. Step 6: Final answer
    x = 1,797.66

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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.