Home / 8,181.45-12,268.53-2,336.69

Finding the Fourth Proportional to 8,181.45, 12,268.53 and 2,336.69

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Solution

The fourth proportional to 8,181.45, 12,268.53 and 2,336.69 is: 3,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.45 : 12,268.53 = 2,336.69 : x
  2. Step 2: Convert to fraction form
    8,181.45/12,268.53 = 2,336.69/x
  3. Step 3: Cross multiply
    8,181.45x = 12,268.53 × 2,336.69
  4. Step 4: Simplify right side
    8,181.45x = 28,667,782.04
  5. Step 5: Solve for x
    x = 28,667,782.04/8,181.45
  6. Step 6: Final answer
    x = 3,504.00

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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.