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Finding the Fourth Proportional to 6,325.81, 8,733.11 and 3,808.54

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Solution

The fourth proportional to 6,325.81, 8,733.11 and 3,808.54 is: 5,257.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.81 : 8,733.11 = 3,808.54 : x
  2. Step 2: Convert to fraction form
    6,325.81/8,733.11 = 3,808.54/x
  3. Step 3: Cross multiply
    6,325.81x = 8,733.11 × 3,808.54
  4. Step 4: Simplify right side
    6,325.81x = 33,260,398.76
  5. Step 5: Solve for x
    x = 33,260,398.76/6,325.81
  6. Step 6: Final answer
    x = 5,257.89

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Why These Related Problems?

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