Home / 3,469.11-5,203.23-1,247.46

Finding the Fourth Proportional to 3,469.11, 5,203.23 and 1,247.46

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Solution

The fourth proportional to 3,469.11, 5,203.23 and 1,247.46 is: 1,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.11 : 5,203.23 = 1,247.46 : x
  2. Step 2: Convert to fraction form
    3,469.11/5,203.23 = 1,247.46/x
  3. Step 3: Cross multiply
    3,469.11x = 5,203.23 × 1,247.46
  4. Step 4: Simplify right side
    3,469.11x = 6,490,821.30
  5. Step 5: Solve for x
    x = 6,490,821.30/3,469.11
  6. Step 6: Final answer
    x = 1,871.03

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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.