Home / 5,856.44-8,785.90-3,081.60

Finding the Fourth Proportional to 5,856.44, 8,785.90 and 3,081.60

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Solution

The fourth proportional to 5,856.44, 8,785.90 and 3,081.60 is: 4,623.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.44 : 8,785.90 = 3,081.60 : x
  2. Step 2: Convert to fraction form
    5,856.44/8,785.90 = 3,081.60/x
  3. Step 3: Cross multiply
    5,856.44x = 8,785.90 × 3,081.60
  4. Step 4: Simplify right side
    5,856.44x = 27,074,629.44
  5. Step 5: Solve for x
    x = 27,074,629.44/5,856.44
  6. Step 6: Final answer
    x = 4,623.05

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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.