Home / 2,383.62-3,576.03-1,286.47

Finding the Fourth Proportional to 2,383.62, 3,576.03 and 1,286.47

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Solution

The fourth proportional to 2,383.62, 3,576.03 and 1,286.47 is: 1,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.62 : 3,576.03 = 1,286.47 : x
  2. Step 2: Convert to fraction form
    2,383.62/3,576.03 = 1,286.47/x
  3. Step 3: Cross multiply
    2,383.62x = 3,576.03 × 1,286.47
  4. Step 4: Simplify right side
    2,383.62x = 4,600,455.31
  5. Step 5: Solve for x
    x = 4,600,455.31/2,383.62
  6. Step 6: Final answer
    x = 1,930.03

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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.