Home / 3,928.64-5,893.60-1,192

Finding the Fourth Proportional to 3,928.64, 5,893.60 and 1,192

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Solution

The fourth proportional to 3,928.64, 5,893.60 and 1,192 is: 1,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.64 : 5,893.60 = 1,192 : x
  2. Step 2: Convert to fraction form
    3,928.64/5,893.60 = 1,192/x
  3. Step 3: Cross multiply
    3,928.64x = 5,893.60 × 1,192
  4. Step 4: Simplify right side
    3,928.64x = 7,025,171.20
  5. Step 5: Solve for x
    x = 7,025,171.20/3,928.64
  6. Step 6: Final answer
    x = 1,788.19

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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.