Home / 3,446.06-5,169.69-1,106.60

Finding the Fourth Proportional to 3,446.06, 5,169.69 and 1,106.60

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Solution

The fourth proportional to 3,446.06, 5,169.69 and 1,106.60 is: 1,660.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.06 : 5,169.69 = 1,106.60 : x
  2. Step 2: Convert to fraction form
    3,446.06/5,169.69 = 1,106.60/x
  3. Step 3: Cross multiply
    3,446.06x = 5,169.69 × 1,106.60
  4. Step 4: Simplify right side
    3,446.06x = 5,720,753.11
  5. Step 5: Solve for x
    x = 5,720,753.11/3,446.06
  6. Step 6: Final answer
    x = 1,660.09

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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.