Home / 7,245.46-10,864.11-2,313.94

Finding the Fourth Proportional to 7,245.46, 10,864.11 and 2,313.94

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Solution

The fourth proportional to 7,245.46, 10,864.11 and 2,313.94 is: 3,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.46 : 10,864.11 = 2,313.94 : x
  2. Step 2: Convert to fraction form
    7,245.46/10,864.11 = 2,313.94/x
  3. Step 3: Cross multiply
    7,245.46x = 10,864.11 × 2,313.94
  4. Step 4: Simplify right side
    7,245.46x = 25,138,898.69
  5. Step 5: Solve for x
    x = 25,138,898.69/7,245.46
  6. Step 6: Final answer
    x = 3,469.61

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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.