Home / 4,078.44-5,628-2,310.60

Finding the Fourth Proportional to 4,078.44, 5,628 and 2,310.60

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Solution

The fourth proportional to 4,078.44, 5,628 and 2,310.60 is: 3,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.44 : 5,628 = 2,310.60 : x
  2. Step 2: Convert to fraction form
    4,078.44/5,628 = 2,310.60/x
  3. Step 3: Cross multiply
    4,078.44x = 5,628 × 2,310.60
  4. Step 4: Simplify right side
    4,078.44x = 13,004,056.80
  5. Step 5: Solve for x
    x = 13,004,056.80/4,078.44
  6. Step 6: Final answer
    x = 3,188.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.