Home / 1,481.37-2,044.06-984.74

Finding the Fourth Proportional to 1,481.37, 2,044.06 and 984.74

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Solution

The fourth proportional to 1,481.37, 2,044.06 and 984.74 is: 1,358.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481.37 : 2,044.06 = 984.74 : x
  2. Step 2: Convert to fraction form
    1,481.37/2,044.06 = 984.74/x
  3. Step 3: Cross multiply
    1,481.37x = 2,044.06 × 984.74
  4. Step 4: Simplify right side
    1,481.37x = 2,012,857.42
  5. Step 5: Solve for x
    x = 2,012,857.42/1,481.37
  6. Step 6: Final answer
    x = 1,358.79

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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.