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Finding the Fourth Proportional to 5,845.56, 8,762.86 and 3,997.54

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Solution

The fourth proportional to 5,845.56, 8,762.86 and 3,997.54 is: 5,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.56 : 8,762.86 = 3,997.54 : x
  2. Step 2: Convert to fraction form
    5,845.56/8,762.86 = 3,997.54/x
  3. Step 3: Cross multiply
    5,845.56x = 8,762.86 × 3,997.54
  4. Step 4: Simplify right side
    5,845.56x = 35,029,883.36
  5. Step 5: Solve for x
    x = 35,029,883.36/5,845.56
  6. Step 6: Final answer
    x = 5,992.56

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1.5x scale

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.