Home / 3,927.36-5,891.76-1,295.02

Finding the Fourth Proportional to 3,927.36, 5,891.76 and 1,295.02

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Solution

The fourth proportional to 3,927.36, 5,891.76 and 1,295.02 is: 1,942.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.36 : 5,891.76 = 1,295.02 : x
  2. Step 2: Convert to fraction form
    3,927.36/5,891.76 = 1,295.02/x
  3. Step 3: Cross multiply
    3,927.36x = 5,891.76 × 1,295.02
  4. Step 4: Simplify right side
    3,927.36x = 7,629,947.04
  5. Step 5: Solve for x
    x = 7,629,947.04/3,927.36
  6. Step 6: Final answer
    x = 1,942.77

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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.