Home / 6,723.89-10,071.95-3,942.11

Finding the Fourth Proportional to 6,723.89, 10,071.95 and 3,942.11

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Solution

The fourth proportional to 6,723.89, 10,071.95 and 3,942.11 is: 5,905.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.89 : 10,071.95 = 3,942.11 : x
  2. Step 2: Convert to fraction form
    6,723.89/10,071.95 = 3,942.11/x
  3. Step 3: Cross multiply
    6,723.89x = 10,071.95 × 3,942.11
  4. Step 4: Simplify right side
    6,723.89x = 39,704,769.85
  5. Step 5: Solve for x
    x = 39,704,769.85/6,723.89
  6. Step 6: Final answer
    x = 5,905.03

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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.