Home / 4,772.30-7,163.85-2,825.60

Finding the Fourth Proportional to 4,772.30, 7,163.85 and 2,825.60

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Solution

The fourth proportional to 4,772.30, 7,163.85 and 2,825.60 is: 4,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.30 : 7,163.85 = 2,825.60 : x
  2. Step 2: Convert to fraction form
    4,772.30/7,163.85 = 2,825.60/x
  3. Step 3: Cross multiply
    4,772.30x = 7,163.85 × 2,825.60
  4. Step 4: Simplify right side
    4,772.30x = 20,242,174.56
  5. Step 5: Solve for x
    x = 20,242,174.56/4,772.30
  6. Step 6: Final answer
    x = 4,241.60

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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.