Home / 1,954.24-2,930.88-1,133.44

Finding the Fourth Proportional to 1,954.24, 2,930.88 and 1,133.44

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Solution

The fourth proportional to 1,954.24, 2,930.88 and 1,133.44 is: 1,699.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.24 : 2,930.88 = 1,133.44 : x
  2. Step 2: Convert to fraction form
    1,954.24/2,930.88 = 1,133.44/x
  3. Step 3: Cross multiply
    1,954.24x = 2,930.88 × 1,133.44
  4. Step 4: Simplify right side
    1,954.24x = 3,321,976.63
  5. Step 5: Solve for x
    x = 3,321,976.63/1,954.24
  6. Step 6: Final answer
    x = 1,699.88

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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.