Home / 5,171.37-7,136.86-2,933.44

Finding the Fourth Proportional to 5,171.37, 7,136.86 and 2,933.44

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Solution

The fourth proportional to 5,171.37, 7,136.86 and 2,933.44 is: 4,048.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.37 : 7,136.86 = 2,933.44 : x
  2. Step 2: Convert to fraction form
    5,171.37/7,136.86 = 2,933.44/x
  3. Step 3: Cross multiply
    5,171.37x = 7,136.86 × 2,933.44
  4. Step 4: Simplify right side
    5,171.37x = 20,935,550.60
  5. Step 5: Solve for x
    x = 20,935,550.60/5,171.37
  6. Step 6: Final answer
    x = 4,048.36

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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.