Home / 1,968.41-2,944.40-1,383.37

Finding the Fourth Proportional to 1,968.41, 2,944.40 and 1,383.37

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Solution

The fourth proportional to 1,968.41, 2,944.40 and 1,383.37 is: 2,069.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.41 : 2,944.40 = 1,383.37 : x
  2. Step 2: Convert to fraction form
    1,968.41/2,944.40 = 1,383.37/x
  3. Step 3: Cross multiply
    1,968.41x = 2,944.40 × 1,383.37
  4. Step 4: Simplify right side
    1,968.41x = 4,073,187.71
  5. Step 5: Solve for x
    x = 4,073,187.71/1,968.41
  6. Step 6: Final answer
    x = 2,069.28

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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.