Home / 4,288.82-6,429.14-1,365.24

Finding the Fourth Proportional to 4,288.82, 6,429.14 and 1,365.24

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Solution

The fourth proportional to 4,288.82, 6,429.14 and 1,365.24 is: 2,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.82 : 6,429.14 = 1,365.24 : x
  2. Step 2: Convert to fraction form
    4,288.82/6,429.14 = 1,365.24/x
  3. Step 3: Cross multiply
    4,288.82x = 6,429.14 × 1,365.24
  4. Step 4: Simplify right side
    4,288.82x = 8,777,319.09
  5. Step 5: Solve for x
    x = 8,777,319.09/4,288.82
  6. Step 6: Final answer
    x = 2,046.56

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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.