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Finding the Fourth Proportional to 5,771.00, 8,661.99 and 2,999.68

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Solution

The fourth proportional to 5,771.00, 8,661.99 and 2,999.68 is: 4,502.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.00 : 8,661.99 = 2,999.68 : x
  2. Step 2: Convert to fraction form
    5,771.00/8,661.99 = 2,999.68/x
  3. Step 3: Cross multiply
    5,771.00x = 8,661.99 × 2,999.68
  4. Step 4: Simplify right side
    5,771.00x = 25,983,219.61
  5. Step 5: Solve for x
    x = 25,983,219.61/5,771.00
  6. Step 6: Final answer
    x = 4,502.38

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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.