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Finding the Fourth Proportional to 6,273.80, 9,410.70 and 3,163.40

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Solution

The fourth proportional to 6,273.80, 9,410.70 and 3,163.40 is: 4,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,273.80 : 9,410.70 = 3,163.40 : x
  2. Step 2: Convert to fraction form
    6,273.80/9,410.70 = 3,163.40/x
  3. Step 3: Cross multiply
    6,273.80x = 9,410.70 × 3,163.40
  4. Step 4: Simplify right side
    6,273.80x = 29,769,808.38
  5. Step 5: Solve for x
    x = 29,769,808.38/6,273.80
  6. Step 6: Final answer
    x = 4,745.10

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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.