Home / 11,867.53-17,802.32-3,102.44

Finding the Fourth Proportional to 11,867.53, 17,802.32 and 3,102.44

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Solution

The fourth proportional to 11,867.53, 17,802.32 and 3,102.44 is: 4,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.53 : 17,802.32 = 3,102.44 : x
  2. Step 2: Convert to fraction form
    11,867.53/17,802.32 = 3,102.44/x
  3. Step 3: Cross multiply
    11,867.53x = 17,802.32 × 3,102.44
  4. Step 4: Simplify right side
    11,867.53x = 55,230,629.66
  5. Step 5: Solve for x
    x = 55,230,629.66/11,867.53
  6. Step 6: Final answer
    x = 4,653.93

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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.