Home / 3,744.34-5,162.91-2,798.54

Finding the Fourth Proportional to 3,744.34, 5,162.91 and 2,798.54

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Solution

The fourth proportional to 3,744.34, 5,162.91 and 2,798.54 is: 3,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.34 : 5,162.91 = 2,798.54 : x
  2. Step 2: Convert to fraction form
    3,744.34/5,162.91 = 2,798.54/x
  3. Step 3: Cross multiply
    3,744.34x = 5,162.91 × 2,798.54
  4. Step 4: Simplify right side
    3,744.34x = 14,448,610.15
  5. Step 5: Solve for x
    x = 14,448,610.15/3,744.34
  6. Step 6: Final answer
    x = 3,858.79

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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.