Home / 6,828.85-9,424.72-3,845.27

Finding the Fourth Proportional to 6,828.85, 9,424.72 and 3,845.27

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Solution

The fourth proportional to 6,828.85, 9,424.72 and 3,845.27 is: 5,306.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.85 : 9,424.72 = 3,845.27 : x
  2. Step 2: Convert to fraction form
    6,828.85/9,424.72 = 3,845.27/x
  3. Step 3: Cross multiply
    6,828.85x = 9,424.72 × 3,845.27
  4. Step 4: Simplify right side
    6,828.85x = 36,240,621.44
  5. Step 5: Solve for x
    x = 36,240,621.44/6,828.85
  6. Step 6: Final answer
    x = 5,306.99

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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.