Home / 2,327.16-3,208.50-1,905.96

Finding the Fourth Proportional to 2,327.16, 3,208.50 and 1,905.96

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Solution

The fourth proportional to 2,327.16, 3,208.50 and 1,905.96 is: 2,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.16 : 3,208.50 = 1,905.96 : x
  2. Step 2: Convert to fraction form
    2,327.16/3,208.50 = 1,905.96/x
  3. Step 3: Cross multiply
    2,327.16x = 3,208.50 × 1,905.96
  4. Step 4: Simplify right side
    2,327.16x = 6,115,272.66
  5. Step 5: Solve for x
    x = 6,115,272.66/2,327.16
  6. Step 6: Final answer
    x = 2,627.78

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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.