Home / 4,911.72-7,365.02-2,313.96

Finding the Fourth Proportional to 4,911.72, 7,365.02 and 2,313.96

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Solution

The fourth proportional to 4,911.72, 7,365.02 and 2,313.96 is: 3,469.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.72 : 7,365.02 = 2,313.96 : x
  2. Step 2: Convert to fraction form
    4,911.72/7,365.02 = 2,313.96/x
  3. Step 3: Cross multiply
    4,911.72x = 7,365.02 × 2,313.96
  4. Step 4: Simplify right side
    4,911.72x = 17,042,361.68
  5. Step 5: Solve for x
    x = 17,042,361.68/4,911.72
  6. Step 6: Final answer
    x = 3,469.73

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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.