Home / 4,203.87-6,311.30-2,823.36

Finding the Fourth Proportional to 4,203.87, 6,311.30 and 2,823.36

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Solution

The fourth proportional to 4,203.87, 6,311.30 and 2,823.36 is: 4,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.87 : 6,311.30 = 2,823.36 : x
  2. Step 2: Convert to fraction form
    4,203.87/6,311.30 = 2,823.36/x
  3. Step 3: Cross multiply
    4,203.87x = 6,311.30 × 2,823.36
  4. Step 4: Simplify right side
    4,203.87x = 17,819,057.85
  5. Step 5: Solve for x
    x = 17,819,057.85/4,203.87
  6. Step 6: Final answer
    x = 4,238.73

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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.