Home / 2,842.38-4,263.64-1,198.94

Finding the Fourth Proportional to 2,842.38, 4,263.64 and 1,198.94

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Solution

The fourth proportional to 2,842.38, 4,263.64 and 1,198.94 is: 1,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.38 : 4,263.64 = 1,198.94 : x
  2. Step 2: Convert to fraction form
    2,842.38/4,263.64 = 1,198.94/x
  3. Step 3: Cross multiply
    2,842.38x = 4,263.64 × 1,198.94
  4. Step 4: Simplify right side
    2,842.38x = 5,111,848.54
  5. Step 5: Solve for x
    x = 5,111,848.54/2,842.38
  6. Step 6: Final answer
    x = 1,798.44

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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.