Home / 3,823.15-5,735.55-1,190.60

Finding the Fourth Proportional to 3,823.15, 5,735.55 and 1,190.60

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Solution

The fourth proportional to 3,823.15, 5,735.55 and 1,190.60 is: 1,786.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.15 : 5,735.55 = 1,190.60 : x
  2. Step 2: Convert to fraction form
    3,823.15/5,735.55 = 1,190.60/x
  3. Step 3: Cross multiply
    3,823.15x = 5,735.55 × 1,190.60
  4. Step 4: Simplify right side
    3,823.15x = 6,828,734.20
  5. Step 5: Solve for x
    x = 6,828,734.20/3,823.15
  6. Step 6: Final answer
    x = 1,786.16

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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.