Home / 5,372.36-8,056.56-1,861.44

Finding the Fourth Proportional to 5,372.36, 8,056.56 and 1,861.44

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Solution

The fourth proportional to 5,372.36, 8,056.56 and 1,861.44 is: 2,791.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.36 : 8,056.56 = 1,861.44 : x
  2. Step 2: Convert to fraction form
    5,372.36/8,056.56 = 1,861.44/x
  3. Step 3: Cross multiply
    5,372.36x = 8,056.56 × 1,861.44
  4. Step 4: Simplify right side
    5,372.36x = 14,996,803.05
  5. Step 5: Solve for x
    x = 14,996,803.05/5,372.36
  6. Step 6: Final answer
    x = 2,791.47

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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.