Home / 3,283.20-4,922.40-1,334.40

Finding the Fourth Proportional to 3,283.20, 4,922.40 and 1,334.40

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Solution

The fourth proportional to 3,283.20, 4,922.40 and 1,334.40 is: 2,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.20 : 4,922.40 = 1,334.40 : x
  2. Step 2: Convert to fraction form
    3,283.20/4,922.40 = 1,334.40/x
  3. Step 3: Cross multiply
    3,283.20x = 4,922.40 × 1,334.40
  4. Step 4: Simplify right side
    3,283.20x = 6,568,450.56
  5. Step 5: Solve for x
    x = 6,568,450.56/3,283.20
  6. Step 6: Final answer
    x = 2,000.62

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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.