Home / 3,469.44-5,204.18-1,389.62

Finding the Fourth Proportional to 3,469.44, 5,204.18 and 1,389.62

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Solution

The fourth proportional to 3,469.44, 5,204.18 and 1,389.62 is: 2,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.44 : 5,204.18 = 1,389.62 : x
  2. Step 2: Convert to fraction form
    3,469.44/5,204.18 = 1,389.62/x
  3. Step 3: Cross multiply
    3,469.44x = 5,204.18 × 1,389.62
  4. Step 4: Simplify right side
    3,469.44x = 7,231,832.61
  5. Step 5: Solve for x
    x = 7,231,832.61/3,469.44
  6. Step 6: Final answer
    x = 2,084.44

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1.5x scale

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.