Home / 1,898.12-2,843.17-1,204.42

Finding the Fourth Proportional to 1,898.12, 2,843.17 and 1,204.42

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Solution

The fourth proportional to 1,898.12, 2,843.17 and 1,204.42 is: 1,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898.12 : 2,843.17 = 1,204.42 : x
  2. Step 2: Convert to fraction form
    1,898.12/2,843.17 = 1,204.42/x
  3. Step 3: Cross multiply
    1,898.12x = 2,843.17 × 1,204.42
  4. Step 4: Simplify right side
    1,898.12x = 3,424,363.70
  5. Step 5: Solve for x
    x = 3,424,363.70/1,898.12
  6. Step 6: Final answer
    x = 1,804.09

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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.