Home / 8,226.30-12,339.18-3,294.63

Finding the Fourth Proportional to 8,226.30, 12,339.18 and 3,294.63

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Solution

The fourth proportional to 8,226.30, 12,339.18 and 3,294.63 is: 4,941.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.30 : 12,339.18 = 3,294.63 : x
  2. Step 2: Convert to fraction form
    8,226.30/12,339.18 = 3,294.63/x
  3. Step 3: Cross multiply
    8,226.30x = 12,339.18 × 3,294.63
  4. Step 4: Simplify right side
    8,226.30x = 40,653,032.60
  5. Step 5: Solve for x
    x = 40,653,032.60/8,226.30
  6. Step 6: Final answer
    x = 4,941.84

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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.