Home / 13,084.36-19,626.78-3,850.60

Finding the Fourth Proportional to 13,084.36, 19,626.78 and 3,850.60

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Solution

The fourth proportional to 13,084.36, 19,626.78 and 3,850.60 is: 5,775.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,084.36 : 19,626.78 = 3,850.60 : x
  2. Step 2: Convert to fraction form
    13,084.36/19,626.78 = 3,850.60/x
  3. Step 3: Cross multiply
    13,084.36x = 19,626.78 × 3,850.60
  4. Step 4: Simplify right side
    13,084.36x = 75,574,879.07
  5. Step 5: Solve for x
    x = 75,574,879.07/13,084.36
  6. Step 6: Final answer
    x = 5,775.97

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1.5x scale

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.