Home / 3,328.46-4,993.26-1,379.60

Finding the Fourth Proportional to 3,328.46, 4,993.26 and 1,379.60

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Solution

The fourth proportional to 3,328.46, 4,993.26 and 1,379.60 is: 2,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.46 : 4,993.26 = 1,379.60 : x
  2. Step 2: Convert to fraction form
    3,328.46/4,993.26 = 1,379.60/x
  3. Step 3: Cross multiply
    3,328.46x = 4,993.26 × 1,379.60
  4. Step 4: Simplify right side
    3,328.46x = 6,888,701.50
  5. Step 5: Solve for x
    x = 6,888,701.50/3,328.46
  6. Step 6: Final answer
    x = 2,069.64

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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.