Home / 6,481.05-9,723.61-4,928.48

Finding the Fourth Proportional to 6,481.05, 9,723.61 and 4,928.48

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Solution

The fourth proportional to 6,481.05, 9,723.61 and 4,928.48 is: 7,394.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481.05 : 9,723.61 = 4,928.48 : x
  2. Step 2: Convert to fraction form
    6,481.05/9,723.61 = 4,928.48/x
  3. Step 3: Cross multiply
    6,481.05x = 9,723.61 × 4,928.48
  4. Step 4: Simplify right side
    6,481.05x = 47,922,611.42
  5. Step 5: Solve for x
    x = 47,922,611.42/6,481.05
  6. Step 6: Final answer
    x = 7,394.27

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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.