Home / 3,048.68-4,571.87-1,200.21

Finding the Fourth Proportional to 3,048.68, 4,571.87 and 1,200.21

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Solution

The fourth proportional to 3,048.68, 4,571.87 and 1,200.21 is: 1,799.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.68 : 4,571.87 = 1,200.21 : x
  2. Step 2: Convert to fraction form
    3,048.68/4,571.87 = 1,200.21/x
  3. Step 3: Cross multiply
    3,048.68x = 4,571.87 × 1,200.21
  4. Step 4: Simplify right side
    3,048.68x = 5,487,204.09
  5. Step 5: Solve for x
    x = 5,487,204.09/3,048.68
  6. Step 6: Final answer
    x = 1,799.86

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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.