Home / 4,418.28-6,627.42-1,644.88

Finding the Fourth Proportional to 4,418.28, 6,627.42 and 1,644.88

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Solution

The fourth proportional to 4,418.28, 6,627.42 and 1,644.88 is: 2,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.28 : 6,627.42 = 1,644.88 : x
  2. Step 2: Convert to fraction form
    4,418.28/6,627.42 = 1,644.88/x
  3. Step 3: Cross multiply
    4,418.28x = 6,627.42 × 1,644.88
  4. Step 4: Simplify right side
    4,418.28x = 10,901,310.61
  5. Step 5: Solve for x
    x = 10,901,310.61/4,418.28
  6. Step 6: Final answer
    x = 2,467.32

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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.