Home / 9,361.17-14,040.68-2,786.81

Finding the Fourth Proportional to 9,361.17, 14,040.68 and 2,786.81

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Solution

The fourth proportional to 9,361.17, 14,040.68 and 2,786.81 is: 4,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.17 : 14,040.68 = 2,786.81 : x
  2. Step 2: Convert to fraction form
    9,361.17/14,040.68 = 2,786.81/x
  3. Step 3: Cross multiply
    9,361.17x = 14,040.68 × 2,786.81
  4. Step 4: Simplify right side
    9,361.17x = 39,128,623.29
  5. Step 5: Solve for x
    x = 39,128,623.29/9,361.17
  6. Step 6: Final answer
    x = 4,179.89

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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.