Home / 7,849.13-11,772.41-2,584.22

Finding the Fourth Proportional to 7,849.13, 11,772.41 and 2,584.22

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Solution

The fourth proportional to 7,849.13, 11,772.41 and 2,584.22 is: 3,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.13 : 11,772.41 = 2,584.22 : x
  2. Step 2: Convert to fraction form
    7,849.13/11,772.41 = 2,584.22/x
  3. Step 3: Cross multiply
    7,849.13x = 11,772.41 × 2,584.22
  4. Step 4: Simplify right side
    7,849.13x = 30,422,425.59
  5. Step 5: Solve for x
    x = 30,422,425.59/7,849.13
  6. Step 6: Final answer
    x = 3,875.90

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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.