Home / 3,048.21-4,195.58-2,162.48

Finding the Fourth Proportional to 3,048.21, 4,195.58 and 2,162.48

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Solution

The fourth proportional to 3,048.21, 4,195.58 and 2,162.48 is: 2,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.21 : 4,195.58 = 2,162.48 : x
  2. Step 2: Convert to fraction form
    3,048.21/4,195.58 = 2,162.48/x
  3. Step 3: Cross multiply
    3,048.21x = 4,195.58 × 2,162.48
  4. Step 4: Simplify right side
    3,048.21x = 9,072,826.05
  5. Step 5: Solve for x
    x = 9,072,826.05/3,048.21
  6. Step 6: Final answer
    x = 2,976.44

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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.