Home / 3,351.78-4,620.38-2,466.05

Finding the Fourth Proportional to 3,351.78, 4,620.38 and 2,466.05

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Solution

The fourth proportional to 3,351.78, 4,620.38 and 2,466.05 is: 3,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.78 : 4,620.38 = 2,466.05 : x
  2. Step 2: Convert to fraction form
    3,351.78/4,620.38 = 2,466.05/x
  3. Step 3: Cross multiply
    3,351.78x = 4,620.38 × 2,466.05
  4. Step 4: Simplify right side
    3,351.78x = 11,394,052.67
  5. Step 5: Solve for x
    x = 11,394,052.67/3,351.78
  6. Step 6: Final answer
    x = 3,399.40

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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.