Home / 3,951.30-5,930.01-1,488.36

Finding the Fourth Proportional to 3,951.30, 5,930.01 and 1,488.36

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Solution

The fourth proportional to 3,951.30, 5,930.01 and 1,488.36 is: 2,233.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.30 : 5,930.01 = 1,488.36 : x
  2. Step 2: Convert to fraction form
    3,951.30/5,930.01 = 1,488.36/x
  3. Step 3: Cross multiply
    3,951.30x = 5,930.01 × 1,488.36
  4. Step 4: Simplify right side
    3,951.30x = 8,825,961.86
  5. Step 5: Solve for x
    x = 8,825,961.86/3,951.30
  6. Step 6: Final answer
    x = 2,233.69

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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.