Home / 3,243.43-4,865.15-1,052.38

Finding the Fourth Proportional to 3,243.43, 4,865.15 and 1,052.38

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Solution

The fourth proportional to 3,243.43, 4,865.15 and 1,052.38 is: 1,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.43 : 4,865.15 = 1,052.38 : x
  2. Step 2: Convert to fraction form
    3,243.43/4,865.15 = 1,052.38/x
  3. Step 3: Cross multiply
    3,243.43x = 4,865.15 × 1,052.38
  4. Step 4: Simplify right side
    3,243.43x = 5,119,986.56
  5. Step 5: Solve for x
    x = 5,119,986.56/3,243.43
  6. Step 6: Final answer
    x = 1,578.57

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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.