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Finding the Fourth Proportional to 5,774.67, 8,661.11 and 1,879.05

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Solution

The fourth proportional to 5,774.67, 8,661.11 and 1,879.05 is: 2,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.67 : 8,661.11 = 1,879.05 : x
  2. Step 2: Convert to fraction form
    5,774.67/8,661.11 = 1,879.05/x
  3. Step 3: Cross multiply
    5,774.67x = 8,661.11 × 1,879.05
  4. Step 4: Simplify right side
    5,774.67x = 16,274,649.35
  5. Step 5: Solve for x
    x = 16,274,649.35/5,774.67
  6. Step 6: Final answer
    x = 2,818.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.