Home / 8,222.70-12,327.30-3,546.30

Finding the Fourth Proportional to 8,222.70, 12,327.30 and 3,546.30

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Solution

The fourth proportional to 8,222.70, 12,327.30 and 3,546.30 is: 5,316.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.70 : 12,327.30 = 3,546.30 : x
  2. Step 2: Convert to fraction form
    8,222.70/12,327.30 = 3,546.30/x
  3. Step 3: Cross multiply
    8,222.70x = 12,327.30 × 3,546.30
  4. Step 4: Simplify right side
    8,222.70x = 43,716,303.99
  5. Step 5: Solve for x
    x = 43,716,303.99/8,222.70
  6. Step 6: Final answer
    x = 5,316.54

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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.