Home / 2,865.08-4,295.87-1,383.39

Finding the Fourth Proportional to 2,865.08, 4,295.87 and 1,383.39

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Solution

The fourth proportional to 2,865.08, 4,295.87 and 1,383.39 is: 2,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.08 : 4,295.87 = 1,383.39 : x
  2. Step 2: Convert to fraction form
    2,865.08/4,295.87 = 1,383.39/x
  3. Step 3: Cross multiply
    2,865.08x = 4,295.87 × 1,383.39
  4. Step 4: Simplify right side
    2,865.08x = 5,942,856.68
  5. Step 5: Solve for x
    x = 5,942,856.68/2,865.08
  6. Step 6: Final answer
    x = 2,074.24

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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.