Home / 4,122.48-6,182.19-2,889.26

Finding the Fourth Proportional to 4,122.48, 6,182.19 and 2,889.26

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Solution

The fourth proportional to 4,122.48, 6,182.19 and 2,889.26 is: 4,332.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.48 : 6,182.19 = 2,889.26 : x
  2. Step 2: Convert to fraction form
    4,122.48/6,182.19 = 2,889.26/x
  3. Step 3: Cross multiply
    4,122.48x = 6,182.19 × 2,889.26
  4. Step 4: Simplify right side
    4,122.48x = 17,861,923.37
  5. Step 5: Solve for x
    x = 17,861,923.37/4,122.48
  6. Step 6: Final answer
    x = 4,332.81

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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.