Home / 4,448.35-6,141.61-2,855.60

Finding the Fourth Proportional to 4,448.35, 6,141.61 and 2,855.60

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Solution

The fourth proportional to 4,448.35, 6,141.61 and 2,855.60 is: 3,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.35 : 6,141.61 = 2,855.60 : x
  2. Step 2: Convert to fraction form
    4,448.35/6,141.61 = 2,855.60/x
  3. Step 3: Cross multiply
    4,448.35x = 6,141.61 × 2,855.60
  4. Step 4: Simplify right side
    4,448.35x = 17,537,977.41
  5. Step 5: Solve for x
    x = 17,537,977.41/4,448.35
  6. Step 6: Final answer
    x = 3,942.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.