Home / 8,933.46-13,401.09-3,089.31

Finding the Fourth Proportional to 8,933.46, 13,401.09 and 3,089.31

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Solution

The fourth proportional to 8,933.46, 13,401.09 and 3,089.31 is: 4,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.46 : 13,401.09 = 3,089.31 : x
  2. Step 2: Convert to fraction form
    8,933.46/13,401.09 = 3,089.31/x
  3. Step 3: Cross multiply
    8,933.46x = 13,401.09 × 3,089.31
  4. Step 4: Simplify right side
    8,933.46x = 41,400,121.35
  5. Step 5: Solve for x
    x = 41,400,121.35/8,933.46
  6. Step 6: Final answer
    x = 4,634.28

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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.