Home / 2,968.60-4,453.94-1,856.75

Finding the Fourth Proportional to 2,968.60, 4,453.94 and 1,856.75

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Solution

The fourth proportional to 2,968.60, 4,453.94 and 1,856.75 is: 2,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.60 : 4,453.94 = 1,856.75 : x
  2. Step 2: Convert to fraction form
    2,968.60/4,453.94 = 1,856.75/x
  3. Step 3: Cross multiply
    2,968.60x = 4,453.94 × 1,856.75
  4. Step 4: Simplify right side
    2,968.60x = 8,269,837.55
  5. Step 5: Solve for x
    x = 8,269,837.55/2,968.60
  6. Step 6: Final answer
    x = 2,785.77

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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.