Home / 11,341.42-15,647.01-6,863.54

Finding the Fourth Proportional to 11,341.42, 15,647.01 and 6,863.54

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Solution

The fourth proportional to 11,341.42, 15,647.01 and 6,863.54 is: 9,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.42 : 15,647.01 = 6,863.54 : x
  2. Step 2: Convert to fraction form
    11,341.42/15,647.01 = 6,863.54/x
  3. Step 3: Cross multiply
    11,341.42x = 15,647.01 × 6,863.54
  4. Step 4: Simplify right side
    11,341.42x = 107,393,857.06
  5. Step 5: Solve for x
    x = 107,393,857.06/11,341.42
  6. Step 6: Final answer
    x = 9,469.17

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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.