Home / 3,328.41-4,993.81-1,427.94

Finding the Fourth Proportional to 3,328.41, 4,993.81 and 1,427.94

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Solution

The fourth proportional to 3,328.41, 4,993.81 and 1,427.94 is: 2,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.41 : 4,993.81 = 1,427.94 : x
  2. Step 2: Convert to fraction form
    3,328.41/4,993.81 = 1,427.94/x
  3. Step 3: Cross multiply
    3,328.41x = 4,993.81 × 1,427.94
  4. Step 4: Simplify right side
    3,328.41x = 7,130,861.05
  5. Step 5: Solve for x
    x = 7,130,861.05/3,328.41
  6. Step 6: Final answer
    x = 2,142.42

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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.