Home / 3,935.76-5,903.60-1,743.88

Finding the Fourth Proportional to 3,935.76, 5,903.60 and 1,743.88

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Solution

The fourth proportional to 3,935.76, 5,903.60 and 1,743.88 is: 2,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.76 : 5,903.60 = 1,743.88 : x
  2. Step 2: Convert to fraction form
    3,935.76/5,903.60 = 1,743.88/x
  3. Step 3: Cross multiply
    3,935.76x = 5,903.60 × 1,743.88
  4. Step 4: Simplify right side
    3,935.76x = 10,295,169.97
  5. Step 5: Solve for x
    x = 10,295,169.97/3,935.76
  6. Step 6: Final answer
    x = 2,615.80

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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.