Home / 3,329.63-4,993.43-1,381.38

Finding the Fourth Proportional to 3,329.63, 4,993.43 and 1,381.38

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Solution

The fourth proportional to 3,329.63, 4,993.43 and 1,381.38 is: 2,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.63 : 4,993.43 = 1,381.38 : x
  2. Step 2: Convert to fraction form
    3,329.63/4,993.43 = 1,381.38/x
  3. Step 3: Cross multiply
    3,329.63x = 4,993.43 × 1,381.38
  4. Step 4: Simplify right side
    3,329.63x = 6,897,824.33
  5. Step 5: Solve for x
    x = 6,897,824.33/3,329.63
  6. Step 6: Final answer
    x = 2,071.65

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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.