Home / 3,450.22-5,168.16-1,801.76

Finding the Fourth Proportional to 3,450.22, 5,168.16 and 1,801.76

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Solution

The fourth proportional to 3,450.22, 5,168.16 and 1,801.76 is: 2,698.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.22 : 5,168.16 = 1,801.76 : x
  2. Step 2: Convert to fraction form
    3,450.22/5,168.16 = 1,801.76/x
  3. Step 3: Cross multiply
    3,450.22x = 5,168.16 × 1,801.76
  4. Step 4: Simplify right side
    3,450.22x = 9,311,758.12
  5. Step 5: Solve for x
    x = 9,311,758.12/3,450.22
  6. Step 6: Final answer
    x = 2,698.89

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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.