Home / 4,944.67-6,821.34-2,847.58

Finding the Fourth Proportional to 4,944.67, 6,821.34 and 2,847.58

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Solution

The fourth proportional to 4,944.67, 6,821.34 and 2,847.58 is: 3,928.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.67 : 6,821.34 = 2,847.58 : x
  2. Step 2: Convert to fraction form
    4,944.67/6,821.34 = 2,847.58/x
  3. Step 3: Cross multiply
    4,944.67x = 6,821.34 × 2,847.58
  4. Step 4: Simplify right side
    4,944.67x = 19,424,311.36
  5. Step 5: Solve for x
    x = 19,424,311.36/4,944.67
  6. Step 6: Final answer
    x = 3,928.33

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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.