Home / 10,785.24-16,163.04-8,150.58

Finding the Fourth Proportional to 10,785.24, 16,163.04 and 8,150.58

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Solution

The fourth proportional to 10,785.24, 16,163.04 and 8,150.58 is: 12,214.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.24 : 16,163.04 = 8,150.58 : x
  2. Step 2: Convert to fraction form
    10,785.24/16,163.04 = 8,150.58/x
  3. Step 3: Cross multiply
    10,785.24x = 16,163.04 × 8,150.58
  4. Step 4: Simplify right side
    10,785.24x = 131,738,150.56
  5. Step 5: Solve for x
    x = 131,738,150.56/10,785.24
  6. Step 6: Final answer
    x = 12,214.67

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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.