Home / 4,426.92-6,635.39-1,961.42

Finding the Fourth Proportional to 4,426.92, 6,635.39 and 1,961.42

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Solution

The fourth proportional to 4,426.92, 6,635.39 and 1,961.42 is: 2,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.92 : 6,635.39 = 1,961.42 : x
  2. Step 2: Convert to fraction form
    4,426.92/6,635.39 = 1,961.42/x
  3. Step 3: Cross multiply
    4,426.92x = 6,635.39 × 1,961.42
  4. Step 4: Simplify right side
    4,426.92x = 13,014,743.67
  5. Step 5: Solve for x
    x = 13,014,743.67/4,426.92
  6. Step 6: Final answer
    x = 2,939.91

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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.