Home / 4,639.58-6,961.60-2,299.80

Finding the Fourth Proportional to 4,639.58, 6,961.60 and 2,299.80

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Solution

The fourth proportional to 4,639.58, 6,961.60 and 2,299.80 is: 3,450.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.58 : 6,961.60 = 2,299.80 : x
  2. Step 2: Convert to fraction form
    4,639.58/6,961.60 = 2,299.80/x
  3. Step 3: Cross multiply
    4,639.58x = 6,961.60 × 2,299.80
  4. Step 4: Simplify right side
    4,639.58x = 16,010,287.68
  5. Step 5: Solve for x
    x = 16,010,287.68/4,639.58
  6. Step 6: Final answer
    x = 3,450.81

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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.