Home / 2,629.00-3,944.67-1,396.11

Finding the Fourth Proportional to 2,629.00, 3,944.67 and 1,396.11

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Solution

The fourth proportional to 2,629.00, 3,944.67 and 1,396.11 is: 2,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.00 : 3,944.67 = 1,396.11 : x
  2. Step 2: Convert to fraction form
    2,629.00/3,944.67 = 1,396.11/x
  3. Step 3: Cross multiply
    2,629.00x = 3,944.67 × 1,396.11
  4. Step 4: Simplify right side
    2,629.00x = 5,507,202.79
  5. Step 5: Solve for x
    x = 5,507,202.79/2,629.00
  6. Step 6: Final answer
    x = 2,094.79

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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.