Home / 2,481.87-3,723.71-1,021.14

Finding the Fourth Proportional to 2,481.87, 3,723.71 and 1,021.14

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Solution

The fourth proportional to 2,481.87, 3,723.71 and 1,021.14 is: 1,532.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.87 : 3,723.71 = 1,021.14 : x
  2. Step 2: Convert to fraction form
    2,481.87/3,723.71 = 1,021.14/x
  3. Step 3: Cross multiply
    2,481.87x = 3,723.71 × 1,021.14
  4. Step 4: Simplify right side
    2,481.87x = 3,802,424.12
  5. Step 5: Solve for x
    x = 3,802,424.12/2,481.87
  6. Step 6: Final answer
    x = 1,532.08

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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.