Home / 1,958.31-2,935.44-1,469.88

Finding the Fourth Proportional to 1,958.31, 2,935.44 and 1,469.88

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Solution

The fourth proportional to 1,958.31, 2,935.44 and 1,469.88 is: 2,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.31 : 2,935.44 = 1,469.88 : x
  2. Step 2: Convert to fraction form
    1,958.31/2,935.44 = 1,469.88/x
  3. Step 3: Cross multiply
    1,958.31x = 2,935.44 × 1,469.88
  4. Step 4: Simplify right side
    1,958.31x = 4,314,744.55
  5. Step 5: Solve for x
    x = 4,314,744.55/1,958.31
  6. Step 6: Final answer
    x = 2,203.30

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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.