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Finding the Fourth Proportional to 4,928.86, 6,800.04 and 3,794.88

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Solution

The fourth proportional to 4,928.86, 6,800.04 and 3,794.88 is: 5,235.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.86 : 6,800.04 = 3,794.88 : x
  2. Step 2: Convert to fraction form
    4,928.86/6,800.04 = 3,794.88/x
  3. Step 3: Cross multiply
    4,928.86x = 6,800.04 × 3,794.88
  4. Step 4: Simplify right side
    4,928.86x = 25,805,335.80
  5. Step 5: Solve for x
    x = 25,805,335.80/4,928.86
  6. Step 6: Final answer
    x = 5,235.56

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1.5x scale

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.