Home / 6,910.53-10,358.41-3,942.58

Finding the Fourth Proportional to 6,910.53, 10,358.41 and 3,942.58

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Solution

The fourth proportional to 6,910.53, 10,358.41 and 3,942.58 is: 5,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.53 : 10,358.41 = 3,942.58 : x
  2. Step 2: Convert to fraction form
    6,910.53/10,358.41 = 3,942.58/x
  3. Step 3: Cross multiply
    6,910.53x = 10,358.41 × 3,942.58
  4. Step 4: Simplify right side
    6,910.53x = 40,838,850.24
  5. Step 5: Solve for x
    x = 40,838,850.24/6,910.53
  6. Step 6: Final answer
    x = 5,909.65

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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.