Home / 4,738.21-6,538.66-2,749.89

Finding the Fourth Proportional to 4,738.21, 6,538.66 and 2,749.89

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Solution

The fourth proportional to 4,738.21, 6,538.66 and 2,749.89 is: 3,794.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.21 : 6,538.66 = 2,749.89 : x
  2. Step 2: Convert to fraction form
    4,738.21/6,538.66 = 2,749.89/x
  3. Step 3: Cross multiply
    4,738.21x = 6,538.66 × 2,749.89
  4. Step 4: Simplify right side
    4,738.21x = 17,980,613.39
  5. Step 5: Solve for x
    x = 17,980,613.39/4,738.21
  6. Step 6: Final answer
    x = 3,794.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.