Home / 1,960.36-2,942.52-1,739.44

Finding the Fourth Proportional to 1,960.36, 2,942.52 and 1,739.44

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Solution

The fourth proportional to 1,960.36, 2,942.52 and 1,739.44 is: 2,610.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960.36 : 2,942.52 = 1,739.44 : x
  2. Step 2: Convert to fraction form
    1,960.36/2,942.52 = 1,739.44/x
  3. Step 3: Cross multiply
    1,960.36x = 2,942.52 × 1,739.44
  4. Step 4: Simplify right side
    1,960.36x = 5,118,336.99
  5. Step 5: Solve for x
    x = 5,118,336.99/1,960.36
  6. Step 6: Final answer
    x = 2,610.92

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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.