Home / 1,942.26-2,913.38-1,508.50

Finding the Fourth Proportional to 1,942.26, 2,913.38 and 1,508.50

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Solution

The fourth proportional to 1,942.26, 2,913.38 and 1,508.50 is: 2,262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942.26 : 2,913.38 = 1,508.50 : x
  2. Step 2: Convert to fraction form
    1,942.26/2,913.38 = 1,508.50/x
  3. Step 3: Cross multiply
    1,942.26x = 2,913.38 × 1,508.50
  4. Step 4: Simplify right side
    1,942.26x = 4,394,833.73
  5. Step 5: Solve for x
    x = 4,394,833.73/1,942.26
  6. Step 6: Final answer
    x = 2,262.74

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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.