Home / 3,268.14-4,890.84-2,676.30

Finding the Fourth Proportional to 3,268.14, 4,890.84 and 2,676.30

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Solution

The fourth proportional to 3,268.14, 4,890.84 and 2,676.30 is: 4,005.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.14 : 4,890.84 = 2,676.30 : x
  2. Step 2: Convert to fraction form
    3,268.14/4,890.84 = 2,676.30/x
  3. Step 3: Cross multiply
    3,268.14x = 4,890.84 × 2,676.30
  4. Step 4: Simplify right side
    3,268.14x = 13,089,355.09
  5. Step 5: Solve for x
    x = 13,089,355.09/3,268.14
  6. Step 6: Final answer
    x = 4,005.14

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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.