Home / 11,904.15-17,857.56-4,883.88

Finding the Fourth Proportional to 11,904.15, 17,857.56 and 4,883.88

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Solution

The fourth proportional to 11,904.15, 17,857.56 and 4,883.88 is: 7,326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,904.15 : 17,857.56 = 4,883.88 : x
  2. Step 2: Convert to fraction form
    11,904.15/17,857.56 = 4,883.88/x
  3. Step 3: Cross multiply
    11,904.15x = 17,857.56 × 4,883.88
  4. Step 4: Simplify right side
    11,904.15x = 87,214,180.13
  5. Step 5: Solve for x
    x = 87,214,180.13/11,904.15
  6. Step 6: Final answer
    x = 7,326.37

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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.