Home / 6,911.96-9,538.35-3,768.26

Finding the Fourth Proportional to 6,911.96, 9,538.35 and 3,768.26

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Solution

The fourth proportional to 6,911.96, 9,538.35 and 3,768.26 is: 5,200.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.96 : 9,538.35 = 3,768.26 : x
  2. Step 2: Convert to fraction form
    6,911.96/9,538.35 = 3,768.26/x
  3. Step 3: Cross multiply
    6,911.96x = 9,538.35 × 3,768.26
  4. Step 4: Simplify right side
    6,911.96x = 35,942,982.77
  5. Step 5: Solve for x
    x = 35,942,982.77/6,911.96
  6. Step 6: Final answer
    x = 5,200.11

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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.