Home / 4,222.87-6,335.24-1,449.48

Finding the Fourth Proportional to 4,222.87, 6,335.24 and 1,449.48

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Solution

The fourth proportional to 4,222.87, 6,335.24 and 1,449.48 is: 2,174.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.87 : 6,335.24 = 1,449.48 : x
  2. Step 2: Convert to fraction form
    4,222.87/6,335.24 = 1,449.48/x
  3. Step 3: Cross multiply
    4,222.87x = 6,335.24 × 1,449.48
  4. Step 4: Simplify right side
    4,222.87x = 9,182,803.68
  5. Step 5: Solve for x
    x = 9,182,803.68/4,222.87
  6. Step 6: Final answer
    x = 2,174.54

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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.