Home / 12,610.94-18,919.22-3,846.54

Finding the Fourth Proportional to 12,610.94, 18,919.22 and 3,846.54

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Solution

The fourth proportional to 12,610.94, 18,919.22 and 3,846.54 is: 5,770.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610.94 : 18,919.22 = 3,846.54 : x
  2. Step 2: Convert to fraction form
    12,610.94/18,919.22 = 3,846.54/x
  3. Step 3: Cross multiply
    12,610.94x = 18,919.22 × 3,846.54
  4. Step 4: Simplify right side
    12,610.94x = 72,773,536.50
  5. Step 5: Solve for x
    x = 72,773,536.50/12,610.94
  6. Step 6: Final answer
    x = 5,770.67

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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.