Home / 3,847.08-5,767.88-1,973.53

Finding the Fourth Proportional to 3,847.08, 5,767.88 and 1,973.53

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Solution

The fourth proportional to 3,847.08, 5,767.88 and 1,973.53 is: 2,958.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.08 : 5,767.88 = 1,973.53 : x
  2. Step 2: Convert to fraction form
    3,847.08/5,767.88 = 1,973.53/x
  3. Step 3: Cross multiply
    3,847.08x = 5,767.88 × 1,973.53
  4. Step 4: Simplify right side
    3,847.08x = 11,383,092.66
  5. Step 5: Solve for x
    x = 11,383,092.66/3,847.08
  6. Step 6: Final answer
    x = 2,958.89

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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.