Home / 8,226.60-12,336.30-3,294.60

Finding the Fourth Proportional to 8,226.60, 12,336.30 and 3,294.60

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Solution

The fourth proportional to 8,226.60, 12,336.30 and 3,294.60 is: 4,940.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.60 : 12,336.30 = 3,294.60 : x
  2. Step 2: Convert to fraction form
    8,226.60/12,336.30 = 3,294.60/x
  3. Step 3: Cross multiply
    8,226.60x = 12,336.30 × 3,294.60
  4. Step 4: Simplify right side
    8,226.60x = 40,643,173.98
  5. Step 5: Solve for x
    x = 40,643,173.98/8,226.60
  6. Step 6: Final answer
    x = 4,940.46

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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.