Home / 8,742.44-12,063.68-5,204.96

Finding the Fourth Proportional to 8,742.44, 12,063.68 and 5,204.96

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Solution

The fourth proportional to 8,742.44, 12,063.68 and 5,204.96 is: 7,182.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742.44 : 12,063.68 = 5,204.96 : x
  2. Step 2: Convert to fraction form
    8,742.44/12,063.68 = 5,204.96/x
  3. Step 3: Cross multiply
    8,742.44x = 12,063.68 × 5,204.96
  4. Step 4: Simplify right side
    8,742.44x = 62,790,971.85
  5. Step 5: Solve for x
    x = 62,790,971.85/8,742.44
  6. Step 6: Final answer
    x = 7,182.32

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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.