Home / 5,237.44-7,227.46-2,879.56

Finding the Fourth Proportional to 5,237.44, 7,227.46 and 2,879.56

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Solution

The fourth proportional to 5,237.44, 7,227.46 and 2,879.56 is: 3,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.44 : 7,227.46 = 2,879.56 : x
  2. Step 2: Convert to fraction form
    5,237.44/7,227.46 = 2,879.56/x
  3. Step 3: Cross multiply
    5,237.44x = 7,227.46 × 2,879.56
  4. Step 4: Simplify right side
    5,237.44x = 20,811,904.72
  5. Step 5: Solve for x
    x = 20,811,904.72/5,237.44
  6. Step 6: Final answer
    x = 3,973.68

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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.