Home / 9,109.89-13,664.97-3,266.37

Finding the Fourth Proportional to 9,109.89, 13,664.97 and 3,266.37

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Solution

The fourth proportional to 9,109.89, 13,664.97 and 3,266.37 is: 4,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109.89 : 13,664.97 = 3,266.37 : x
  2. Step 2: Convert to fraction form
    9,109.89/13,664.97 = 3,266.37/x
  3. Step 3: Cross multiply
    9,109.89x = 13,664.97 × 3,266.37
  4. Step 4: Simplify right side
    9,109.89x = 44,634,848.06
  5. Step 5: Solve for x
    x = 44,634,848.06/9,109.89
  6. Step 6: Final answer
    x = 4,899.60

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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.