Home / 3,928.73-5,891.83-1,295.64

Finding the Fourth Proportional to 3,928.73, 5,891.83 and 1,295.64

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Solution

The fourth proportional to 3,928.73, 5,891.83 and 1,295.64 is: 1,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.73 : 5,891.83 = 1,295.64 : x
  2. Step 2: Convert to fraction form
    3,928.73/5,891.83 = 1,295.64/x
  3. Step 3: Cross multiply
    3,928.73x = 5,891.83 × 1,295.64
  4. Step 4: Simplify right side
    3,928.73x = 7,633,712.46
  5. Step 5: Solve for x
    x = 7,633,712.46/3,928.73
  6. Step 6: Final answer
    x = 1,943.05

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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.