Home / 3,733.64-5,601.42-2,172.12

Finding the Fourth Proportional to 3,733.64, 5,601.42 and 2,172.12

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Solution

The fourth proportional to 3,733.64, 5,601.42 and 2,172.12 is: 3,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.64 : 5,601.42 = 2,172.12 : x
  2. Step 2: Convert to fraction form
    3,733.64/5,601.42 = 2,172.12/x
  3. Step 3: Cross multiply
    3,733.64x = 5,601.42 × 2,172.12
  4. Step 4: Simplify right side
    3,733.64x = 12,166,956.41
  5. Step 5: Solve for x
    x = 12,166,956.41/3,733.64
  6. Step 6: Final answer
    x = 3,258.74

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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.