Home / 6,815.44-9,406.92-4,330

Finding the Fourth Proportional to 6,815.44, 9,406.92 and 4,330

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Solution

The fourth proportional to 6,815.44, 9,406.92 and 4,330 is: 5,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.44 : 9,406.92 = 4,330 : x
  2. Step 2: Convert to fraction form
    6,815.44/9,406.92 = 4,330/x
  3. Step 3: Cross multiply
    6,815.44x = 9,406.92 × 4,330
  4. Step 4: Simplify right side
    6,815.44x = 40,731,963.60
  5. Step 5: Solve for x
    x = 40,731,963.60/6,815.44
  6. Step 6: Final answer
    x = 5,976.42

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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.