Home / 4,243.60-6,334.39-3,930.94

Finding the Fourth Proportional to 4,243.60, 6,334.39 and 3,930.94

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Solution

The fourth proportional to 4,243.60, 6,334.39 and 3,930.94 is: 5,867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.60 : 6,334.39 = 3,930.94 : x
  2. Step 2: Convert to fraction form
    4,243.60/6,334.39 = 3,930.94/x
  3. Step 3: Cross multiply
    4,243.60x = 6,334.39 × 3,930.94
  4. Step 4: Simplify right side
    4,243.60x = 24,900,107.03
  5. Step 5: Solve for x
    x = 24,900,107.03/4,243.60
  6. Step 6: Final answer
    x = 5,867.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.