Home / 1,789.05-2,469.17-1,043.44

Finding the Fourth Proportional to 1,789.05, 2,469.17 and 1,043.44

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Solution

The fourth proportional to 1,789.05, 2,469.17 and 1,043.44 is: 1,440.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789.05 : 2,469.17 = 1,043.44 : x
  2. Step 2: Convert to fraction form
    1,789.05/2,469.17 = 1,043.44/x
  3. Step 3: Cross multiply
    1,789.05x = 2,469.17 × 1,043.44
  4. Step 4: Simplify right side
    1,789.05x = 2,576,430.74
  5. Step 5: Solve for x
    x = 2,576,430.74/1,789.05
  6. Step 6: Final answer
    x = 1,440.11

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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.