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Finding the Fourth Proportional to 3,469.81, 5,203.48 and 1,004.14

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Solution

The fourth proportional to 3,469.81, 5,203.48 and 1,004.14 is: 1,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.81 : 5,203.48 = 1,004.14 : x
  2. Step 2: Convert to fraction form
    3,469.81/5,203.48 = 1,004.14/x
  3. Step 3: Cross multiply
    3,469.81x = 5,203.48 × 1,004.14
  4. Step 4: Simplify right side
    3,469.81x = 5,225,022.41
  5. Step 5: Solve for x
    x = 5,225,022.41/3,469.81
  6. Step 6: Final answer
    x = 1,505.85

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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.