Home / 11,764.94-17,649.57-3,867.90

Finding the Fourth Proportional to 11,764.94, 17,649.57 and 3,867.90

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Solution

The fourth proportional to 11,764.94, 17,649.57 and 3,867.90 is: 5,802.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,764.94 : 17,649.57 = 3,867.90 : x
  2. Step 2: Convert to fraction form
    11,764.94/17,649.57 = 3,867.90/x
  3. Step 3: Cross multiply
    11,764.94x = 17,649.57 × 3,867.90
  4. Step 4: Simplify right side
    11,764.94x = 68,266,771.80
  5. Step 5: Solve for x
    x = 68,266,771.80/11,764.94
  6. Step 6: Final answer
    x = 5,802.56

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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.