Home / 2,865.33-3,954.40-1,606.37

Finding the Fourth Proportional to 2,865.33, 3,954.40 and 1,606.37

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Solution

The fourth proportional to 2,865.33, 3,954.40 and 1,606.37 is: 2,216.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.33 : 3,954.40 = 1,606.37 : x
  2. Step 2: Convert to fraction form
    2,865.33/3,954.40 = 1,606.37/x
  3. Step 3: Cross multiply
    2,865.33x = 3,954.40 × 1,606.37
  4. Step 4: Simplify right side
    2,865.33x = 6,352,201.72
  5. Step 5: Solve for x
    x = 6,352,201.72/2,865.33
  6. Step 6: Final answer
    x = 2,216.92

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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.