Home / 4,429.60-6,644.40-2,481.55

Finding the Fourth Proportional to 4,429.60, 6,644.40 and 2,481.55

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Solution

The fourth proportional to 4,429.60, 6,644.40 and 2,481.55 is: 3,722.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.60 : 6,644.40 = 2,481.55 : x
  2. Step 2: Convert to fraction form
    4,429.60/6,644.40 = 2,481.55/x
  3. Step 3: Cross multiply
    4,429.60x = 6,644.40 × 2,481.55
  4. Step 4: Simplify right side
    4,429.60x = 16,488,410.82
  5. Step 5: Solve for x
    x = 16,488,410.82/4,429.60
  6. Step 6: Final answer
    x = 3,722.33

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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.