Home / 11,219.58-16,829.19-3,823.98

Finding the Fourth Proportional to 11,219.58, 16,829.19 and 3,823.98

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Solution

The fourth proportional to 11,219.58, 16,829.19 and 3,823.98 is: 5,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.58 : 16,829.19 = 3,823.98 : x
  2. Step 2: Convert to fraction form
    11,219.58/16,829.19 = 3,823.98/x
  3. Step 3: Cross multiply
    11,219.58x = 16,829.19 × 3,823.98
  4. Step 4: Simplify right side
    11,219.58x = 64,354,485.98
  5. Step 5: Solve for x
    x = 64,354,485.98/11,219.58
  6. Step 6: Final answer
    x = 5,735.91

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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.