Home / 4,418.22-6,629.28-1,644.24

Finding the Fourth Proportional to 4,418.22, 6,629.28 and 1,644.24

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Solution

The fourth proportional to 4,418.22, 6,629.28 and 1,644.24 is: 2,467.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.22 : 6,629.28 = 1,644.24 : x
  2. Step 2: Convert to fraction form
    4,418.22/6,629.28 = 1,644.24/x
  3. Step 3: Cross multiply
    4,418.22x = 6,629.28 × 1,644.24
  4. Step 4: Simplify right side
    4,418.22x = 10,900,127.35
  5. Step 5: Solve for x
    x = 10,900,127.35/4,418.22
  6. Step 6: Final answer
    x = 2,467.09

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1.5x scale

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.