Home / 4,939.70-6,818.67-3,369.92

Finding the Fourth Proportional to 4,939.70, 6,818.67 and 3,369.92

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Solution

The fourth proportional to 4,939.70, 6,818.67 and 3,369.92 is: 4,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.70 : 6,818.67 = 3,369.92 : x
  2. Step 2: Convert to fraction form
    4,939.70/6,818.67 = 3,369.92/x
  3. Step 3: Cross multiply
    4,939.70x = 6,818.67 × 3,369.92
  4. Step 4: Simplify right side
    4,939.70x = 22,978,372.41
  5. Step 5: Solve for x
    x = 22,978,372.41/4,939.70
  6. Step 6: Final answer
    x = 4,651.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.