Home / 1,789.30-2,469.14-1,003.33

Finding the Fourth Proportional to 1,789.30, 2,469.14 and 1,003.33

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Solution

The fourth proportional to 1,789.30, 2,469.14 and 1,003.33 is: 1,384.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789.30 : 2,469.14 = 1,003.33 : x
  2. Step 2: Convert to fraction form
    1,789.30/2,469.14 = 1,003.33/x
  3. Step 3: Cross multiply
    1,789.30x = 2,469.14 × 1,003.33
  4. Step 4: Simplify right side
    1,789.30x = 2,477,349.89
  5. Step 5: Solve for x
    x = 2,477,349.89/1,789.30
  6. Step 6: Final answer
    x = 1,384.54

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