Home / 8,954.24-13,433.79-3,111.17

Finding the Fourth Proportional to 8,954.24, 13,433.79 and 3,111.17

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Solution

The fourth proportional to 8,954.24, 13,433.79 and 3,111.17 is: 4,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.24 : 13,433.79 = 3,111.17 : x
  2. Step 2: Convert to fraction form
    8,954.24/13,433.79 = 3,111.17/x
  3. Step 3: Cross multiply
    8,954.24x = 13,433.79 × 3,111.17
  4. Step 4: Simplify right side
    8,954.24x = 41,794,804.43
  5. Step 5: Solve for x
    x = 41,794,804.43/8,954.24
  6. Step 6: Final answer
    x = 4,667.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.