Home / 4,273.86-6,408.54-1,931.82

Finding the Fourth Proportional to 4,273.86, 6,408.54 and 1,931.82

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Solution

The fourth proportional to 4,273.86, 6,408.54 and 1,931.82 is: 2,896.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.86 : 6,408.54 = 1,931.82 : x
  2. Step 2: Convert to fraction form
    4,273.86/6,408.54 = 1,931.82/x
  3. Step 3: Cross multiply
    4,273.86x = 6,408.54 × 1,931.82
  4. Step 4: Simplify right side
    4,273.86x = 12,380,145.74
  5. Step 5: Solve for x
    x = 12,380,145.74/4,273.86
  6. Step 6: Final answer
    x = 2,896.71

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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.