Home / 2,828.36-4,243.46-1,367.68

Finding the Fourth Proportional to 2,828.36, 4,243.46 and 1,367.68

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Solution

The fourth proportional to 2,828.36, 4,243.46 and 1,367.68 is: 2,051.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.36 : 4,243.46 = 1,367.68 : x
  2. Step 2: Convert to fraction form
    2,828.36/4,243.46 = 1,367.68/x
  3. Step 3: Cross multiply
    2,828.36x = 4,243.46 × 1,367.68
  4. Step 4: Simplify right side
    2,828.36x = 5,803,695.37
  5. Step 5: Solve for x
    x = 5,803,695.37/2,828.36
  6. Step 6: Final answer
    x = 2,051.96

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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.