Home / 4,093.45-6,140.80-2,091.05

Finding the Fourth Proportional to 4,093.45, 6,140.80 and 2,091.05

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Solution

The fourth proportional to 4,093.45, 6,140.80 and 2,091.05 is: 3,136.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,093.45 : 6,140.80 = 2,091.05 : x
  2. Step 2: Convert to fraction form
    4,093.45/6,140.80 = 2,091.05/x
  3. Step 3: Cross multiply
    4,093.45x = 6,140.80 × 2,091.05
  4. Step 4: Simplify right side
    4,093.45x = 12,840,678.68
  5. Step 5: Solve for x
    x = 12,840,678.68/4,093.45
  6. Step 6: Final answer
    x = 3,136.88

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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.