Home / 1,629.38-2,250.39-1,104.50

Finding the Fourth Proportional to 1,629.38, 2,250.39 and 1,104.50

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Solution

The fourth proportional to 1,629.38, 2,250.39 and 1,104.50 is: 1,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.38 : 2,250.39 = 1,104.50 : x
  2. Step 2: Convert to fraction form
    1,629.38/2,250.39 = 1,104.50/x
  3. Step 3: Cross multiply
    1,629.38x = 2,250.39 × 1,104.50
  4. Step 4: Simplify right side
    1,629.38x = 2,485,548.64
  5. Step 5: Solve for x
    x = 2,485,548.64/1,629.38
  6. Step 6: Final answer
    x = 1,525.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.