Home / 11,867.63-17,802.46-3,102.54

Finding the Fourth Proportional to 11,867.63, 17,802.46 and 3,102.54

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Solution

The fourth proportional to 11,867.63, 17,802.46 and 3,102.54 is: 4,654.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.63 : 17,802.46 = 3,102.54 : x
  2. Step 2: Convert to fraction form
    11,867.63/17,802.46 = 3,102.54/x
  3. Step 3: Cross multiply
    11,867.63x = 17,802.46 × 3,102.54
  4. Step 4: Simplify right side
    11,867.63x = 55,232,755.24
  5. Step 5: Solve for x
    x = 55,232,755.24/11,867.63
  6. Step 6: Final answer
    x = 4,654.07

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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.