Home / 8,222.10-12,333.15-3,027.30

Finding the Fourth Proportional to 8,222.10, 12,333.15 and 3,027.30

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Solution

The fourth proportional to 8,222.10, 12,333.15 and 3,027.30 is: 4,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.10 : 12,333.15 = 3,027.30 : x
  2. Step 2: Convert to fraction form
    8,222.10/12,333.15 = 3,027.30/x
  3. Step 3: Cross multiply
    8,222.10x = 12,333.15 × 3,027.30
  4. Step 4: Simplify right side
    8,222.10x = 37,336,145.00
  5. Step 5: Solve for x
    x = 37,336,145.00/8,222.10
  6. Step 6: Final answer
    x = 4,540.95

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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.