Home / 3,708.62-5,563.57-1,243.68

Finding the Fourth Proportional to 3,708.62, 5,563.57 and 1,243.68

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Solution

The fourth proportional to 3,708.62, 5,563.57 and 1,243.68 is: 1,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.62 : 5,563.57 = 1,243.68 : x
  2. Step 2: Convert to fraction form
    3,708.62/5,563.57 = 1,243.68/x
  3. Step 3: Cross multiply
    3,708.62x = 5,563.57 × 1,243.68
  4. Step 4: Simplify right side
    3,708.62x = 6,919,300.74
  5. Step 5: Solve for x
    x = 6,919,300.74/3,708.62
  6. Step 6: Final answer
    x = 1,865.73

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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.