Home / 3,323.30-4,578.39-2,732.81

Finding the Fourth Proportional to 3,323.30, 4,578.39 and 2,732.81

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Solution

The fourth proportional to 3,323.30, 4,578.39 and 2,732.81 is: 3,764.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.30 : 4,578.39 = 2,732.81 : x
  2. Step 2: Convert to fraction form
    3,323.30/4,578.39 = 2,732.81/x
  3. Step 3: Cross multiply
    3,323.30x = 4,578.39 × 2,732.81
  4. Step 4: Simplify right side
    3,323.30x = 12,511,847.08
  5. Step 5: Solve for x
    x = 12,511,847.08/3,323.30
  6. Step 6: Final answer
    x = 3,764.89

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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.