Home / 8,759.63-13,144.46-3,212.26

Finding the Fourth Proportional to 8,759.63, 13,144.46 and 3,212.26

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Solution

The fourth proportional to 8,759.63, 13,144.46 and 3,212.26 is: 4,820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.63 : 13,144.46 = 3,212.26 : x
  2. Step 2: Convert to fraction form
    8,759.63/13,144.46 = 3,212.26/x
  3. Step 3: Cross multiply
    8,759.63x = 13,144.46 × 3,212.26
  4. Step 4: Simplify right side
    8,759.63x = 42,223,374.16
  5. Step 5: Solve for x
    x = 42,223,374.16/8,759.63
  6. Step 6: Final answer
    x = 4,820.22

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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.