Home / 3,289.53-4,536.55-2,571.81

Finding the Fourth Proportional to 3,289.53, 4,536.55 and 2,571.81

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Solution

The fourth proportional to 3,289.53, 4,536.55 and 2,571.81 is: 3,546.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.53 : 4,536.55 = 2,571.81 : x
  2. Step 2: Convert to fraction form
    3,289.53/4,536.55 = 2,571.81/x
  3. Step 3: Cross multiply
    3,289.53x = 4,536.55 × 2,571.81
  4. Step 4: Simplify right side
    3,289.53x = 11,667,138.23
  5. Step 5: Solve for x
    x = 11,667,138.23/3,289.53
  6. Step 6: Final answer
    x = 3,546.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.