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Finding the Fourth Proportional to 5,234.98, 7,224.42 and 2,877.28

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Solution

The fourth proportional to 5,234.98, 7,224.42 and 2,877.28 is: 3,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.98 : 7,224.42 = 2,877.28 : x
  2. Step 2: Convert to fraction form
    5,234.98/7,224.42 = 2,877.28/x
  3. Step 3: Cross multiply
    5,234.98x = 7,224.42 × 2,877.28
  4. Step 4: Simplify right side
    5,234.98x = 20,786,679.18
  5. Step 5: Solve for x
    x = 20,786,679.18/5,234.98
  6. Step 6: Final answer
    x = 3,970.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.