Home / 6,829.62-9,424.82-3,845.44

Finding the Fourth Proportional to 6,829.62, 9,424.82 and 3,845.44

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Solution

The fourth proportional to 6,829.62, 9,424.82 and 3,845.44 is: 5,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,829.62 : 9,424.82 = 3,845.44 : x
  2. Step 2: Convert to fraction form
    6,829.62/9,424.82 = 3,845.44/x
  3. Step 3: Cross multiply
    6,829.62x = 9,424.82 × 3,845.44
  4. Step 4: Simplify right side
    6,829.62x = 36,242,601.22
  5. Step 5: Solve for x
    x = 36,242,601.22/6,829.62
  6. Step 6: Final answer
    x = 5,306.68

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1.5x scale

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.