Home / 6,942.23-10,423.10-4,023.80

Finding the Fourth Proportional to 6,942.23, 10,423.10 and 4,023.80

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Solution

The fourth proportional to 6,942.23, 10,423.10 and 4,023.80 is: 6,041.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.23 : 10,423.10 = 4,023.80 : x
  2. Step 2: Convert to fraction form
    6,942.23/10,423.10 = 4,023.80/x
  3. Step 3: Cross multiply
    6,942.23x = 10,423.10 × 4,023.80
  4. Step 4: Simplify right side
    6,942.23x = 41,940,469.78
  5. Step 5: Solve for x
    x = 41,940,469.78/6,942.23
  6. Step 6: Final answer
    x = 6,041.35

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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.