Home / 2,076.09-2,866.40-1,581.27

Finding the Fourth Proportional to 2,076.09, 2,866.40 and 1,581.27

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Solution

The fourth proportional to 2,076.09, 2,866.40 and 1,581.27 is: 2,183.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076.09 : 2,866.40 = 1,581.27 : x
  2. Step 2: Convert to fraction form
    2,076.09/2,866.40 = 1,581.27/x
  3. Step 3: Cross multiply
    2,076.09x = 2,866.40 × 1,581.27
  4. Step 4: Simplify right side
    2,076.09x = 4,532,552.33
  5. Step 5: Solve for x
    x = 4,532,552.33/2,076.09
  6. Step 6: Final answer
    x = 2,183.22

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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.