Home / 3,355.37-5,027.92-1,406.51

Finding the Fourth Proportional to 3,355.37, 5,027.92 and 1,406.51

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Solution

The fourth proportional to 3,355.37, 5,027.92 and 1,406.51 is: 2,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.37 : 5,027.92 = 1,406.51 : x
  2. Step 2: Convert to fraction form
    3,355.37/5,027.92 = 1,406.51/x
  3. Step 3: Cross multiply
    3,355.37x = 5,027.92 × 1,406.51
  4. Step 4: Simplify right side
    3,355.37x = 7,071,791.10
  5. Step 5: Solve for x
    x = 7,071,791.10/3,355.37
  6. Step 6: Final answer
    x = 2,107.61

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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.