Home / 6,005.20-8,998.84-3,698.64

Finding the Fourth Proportional to 6,005.20, 8,998.84 and 3,698.64

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Solution

The fourth proportional to 6,005.20, 8,998.84 and 3,698.64 is: 5,542.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,005.20 : 8,998.84 = 3,698.64 : x
  2. Step 2: Convert to fraction form
    6,005.20/8,998.84 = 3,698.64/x
  3. Step 3: Cross multiply
    6,005.20x = 8,998.84 × 3,698.64
  4. Step 4: Simplify right side
    6,005.20x = 33,283,469.58
  5. Step 5: Solve for x
    x = 33,283,469.58/6,005.20
  6. Step 6: Final answer
    x = 5,542.44

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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.