Home / 3,216.62-4,825.73-2,289.88

Finding the Fourth Proportional to 3,216.62, 4,825.73 and 2,289.88

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Solution

The fourth proportional to 3,216.62, 4,825.73 and 2,289.88 is: 3,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.62 : 4,825.73 = 2,289.88 : x
  2. Step 2: Convert to fraction form
    3,216.62/4,825.73 = 2,289.88/x
  3. Step 3: Cross multiply
    3,216.62x = 4,825.73 × 2,289.88
  4. Step 4: Simplify right side
    3,216.62x = 11,050,342.61
  5. Step 5: Solve for x
    x = 11,050,342.61/3,216.62
  6. Step 6: Final answer
    x = 3,435.39

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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.