Home / 6,146.51-8,481.81-3,629.41

Finding the Fourth Proportional to 6,146.51, 8,481.81 and 3,629.41

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Solution

The fourth proportional to 6,146.51, 8,481.81 and 3,629.41 is: 5,008.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146.51 : 8,481.81 = 3,629.41 : x
  2. Step 2: Convert to fraction form
    6,146.51/8,481.81 = 3,629.41/x
  3. Step 3: Cross multiply
    6,146.51x = 8,481.81 × 3,629.41
  4. Step 4: Simplify right side
    6,146.51x = 30,783,958.44
  5. Step 5: Solve for x
    x = 30,783,958.44/6,146.51
  6. Step 6: Final answer
    x = 5,008.37

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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.