Home / 6,321.28-9,486.24-3,245.44

Finding the Fourth Proportional to 6,321.28, 9,486.24 and 3,245.44

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Solution

The fourth proportional to 6,321.28, 9,486.24 and 3,245.44 is: 4,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.28 : 9,486.24 = 3,245.44 : x
  2. Step 2: Convert to fraction form
    6,321.28/9,486.24 = 3,245.44/x
  3. Step 3: Cross multiply
    6,321.28x = 9,486.24 × 3,245.44
  4. Step 4: Simplify right side
    6,321.28x = 30,787,022.75
  5. Step 5: Solve for x
    x = 30,787,022.75/6,321.28
  6. Step 6: Final answer
    x = 4,870.38

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1.5x scale

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.