Home / 6,163.70-8,508.11-3,647.96

Finding the Fourth Proportional to 6,163.70, 8,508.11 and 3,647.96

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Solution

The fourth proportional to 6,163.70, 8,508.11 and 3,647.96 is: 5,035.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.70 : 8,508.11 = 3,647.96 : x
  2. Step 2: Convert to fraction form
    6,163.70/8,508.11 = 3,647.96/x
  3. Step 3: Cross multiply
    6,163.70x = 8,508.11 × 3,647.96
  4. Step 4: Simplify right side
    6,163.70x = 31,037,270.79
  5. Step 5: Solve for x
    x = 31,037,270.79/6,163.70
  6. Step 6: Final answer
    x = 5,035.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.