Home / 3,425.12-5,134.26-1,450.52

Finding the Fourth Proportional to 3,425.12, 5,134.26 and 1,450.52

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Solution

The fourth proportional to 3,425.12, 5,134.26 and 1,450.52 is: 2,174.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.12 : 5,134.26 = 1,450.52 : x
  2. Step 2: Convert to fraction form
    3,425.12/5,134.26 = 1,450.52/x
  3. Step 3: Cross multiply
    3,425.12x = 5,134.26 × 1,450.52
  4. Step 4: Simplify right side
    3,425.12x = 7,447,346.82
  5. Step 5: Solve for x
    x = 7,447,346.82/3,425.12
  6. Step 6: Final answer
    x = 2,174.33

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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.