Home / 4,807.60-7,203.30-3,163.30

Finding the Fourth Proportional to 4,807.60, 7,203.30 and 3,163.30

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Solution

The fourth proportional to 4,807.60, 7,203.30 and 3,163.30 is: 4,739.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.60 : 7,203.30 = 3,163.30 : x
  2. Step 2: Convert to fraction form
    4,807.60/7,203.30 = 3,163.30/x
  3. Step 3: Cross multiply
    4,807.60x = 7,203.30 × 3,163.30
  4. Step 4: Simplify right side
    4,807.60x = 22,786,198.89
  5. Step 5: Solve for x
    x = 22,786,198.89/4,807.60
  6. Step 6: Final answer
    x = 4,739.62

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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.