Home / 3,867.54-5,801.31-1,402.36

Finding the Fourth Proportional to 3,867.54, 5,801.31 and 1,402.36

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Solution

The fourth proportional to 3,867.54, 5,801.31 and 1,402.36 is: 2,103.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.54 : 5,801.31 = 1,402.36 : x
  2. Step 2: Convert to fraction form
    3,867.54/5,801.31 = 1,402.36/x
  3. Step 3: Cross multiply
    3,867.54x = 5,801.31 × 1,402.36
  4. Step 4: Simplify right side
    3,867.54x = 8,135,503.58
  5. Step 5: Solve for x
    x = 8,135,503.58/3,867.54
  6. Step 6: Final answer
    x = 2,103.53

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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.