Home / 9,664.75-14,499.56-2,739.25

Finding the Fourth Proportional to 9,664.75, 14,499.56 and 2,739.25

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Solution

The fourth proportional to 9,664.75, 14,499.56 and 2,739.25 is: 4,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.75 : 14,499.56 = 2,739.25 : x
  2. Step 2: Convert to fraction form
    9,664.75/14,499.56 = 2,739.25/x
  3. Step 3: Cross multiply
    9,664.75x = 14,499.56 × 2,739.25
  4. Step 4: Simplify right side
    9,664.75x = 39,717,906.03
  5. Step 5: Solve for x
    x = 39,717,906.03/9,664.75
  6. Step 6: Final answer
    x = 4,109.56

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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.