Home / 2,529.76-3,791.94-1,295.86

Finding the Fourth Proportional to 2,529.76, 3,791.94 and 1,295.86

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Solution

The fourth proportional to 2,529.76, 3,791.94 and 1,295.86 is: 1,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.76 : 3,791.94 = 1,295.86 : x
  2. Step 2: Convert to fraction form
    2,529.76/3,791.94 = 1,295.86/x
  3. Step 3: Cross multiply
    2,529.76x = 3,791.94 × 1,295.86
  4. Step 4: Simplify right side
    2,529.76x = 4,913,823.37
  5. Step 5: Solve for x
    x = 4,913,823.37/2,529.76
  6. Step 6: Final answer
    x = 1,942.41

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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.