Home / 9,786.62-14,676.80-4,238.53

Finding the Fourth Proportional to 9,786.62, 14,676.80 and 4,238.53

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Solution

The fourth proportional to 9,786.62, 14,676.80 and 4,238.53 is: 6,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.62 : 14,676.80 = 4,238.53 : x
  2. Step 2: Convert to fraction form
    9,786.62/14,676.80 = 4,238.53/x
  3. Step 3: Cross multiply
    9,786.62x = 14,676.80 × 4,238.53
  4. Step 4: Simplify right side
    9,786.62x = 62,207,999.22
  5. Step 5: Solve for x
    x = 62,207,999.22/9,786.62
  6. Step 6: Final answer
    x = 6,356.43

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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.