Home / 9,786.58-14,681.41-3,211.27

Finding the Fourth Proportional to 9,786.58, 14,681.41 and 3,211.27

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Solution

The fourth proportional to 9,786.58, 14,681.41 and 3,211.27 is: 4,817.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.58 : 14,681.41 = 3,211.27 : x
  2. Step 2: Convert to fraction form
    9,786.58/14,681.41 = 3,211.27/x
  3. Step 3: Cross multiply
    9,786.58x = 14,681.41 × 3,211.27
  4. Step 4: Simplify right side
    9,786.58x = 47,145,992.14
  5. Step 5: Solve for x
    x = 47,145,992.14/9,786.58
  6. Step 6: Final answer
    x = 4,817.41

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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.