Home / 4,846.40-7,255.20-3,204.80

Finding the Fourth Proportional to 4,846.40, 7,255.20 and 3,204.80

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Solution

The fourth proportional to 4,846.40, 7,255.20 and 3,204.80 is: 4,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846.40 : 7,255.20 = 3,204.80 : x
  2. Step 2: Convert to fraction form
    4,846.40/7,255.20 = 3,204.80/x
  3. Step 3: Cross multiply
    4,846.40x = 7,255.20 × 3,204.80
  4. Step 4: Simplify right side
    4,846.40x = 23,251,464.96
  5. Step 5: Solve for x
    x = 23,251,464.96/4,846.40
  6. Step 6: Final answer
    x = 4,797.68

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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.