Home / 1,576.38-2,361.87-1,113.33

Finding the Fourth Proportional to 1,576.38, 2,361.87 and 1,113.33

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Solution

The fourth proportional to 1,576.38, 2,361.87 and 1,113.33 is: 1,668.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576.38 : 2,361.87 = 1,113.33 : x
  2. Step 2: Convert to fraction form
    1,576.38/2,361.87 = 1,113.33/x
  3. Step 3: Cross multiply
    1,576.38x = 2,361.87 × 1,113.33
  4. Step 4: Simplify right side
    1,576.38x = 2,629,540.73
  5. Step 5: Solve for x
    x = 2,629,540.73/1,576.38
  6. Step 6: Final answer
    x = 1,668.09

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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.