Home / 11,930.22-17,898.57-3,610.51

Finding the Fourth Proportional to 11,930.22, 17,898.57 and 3,610.51

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Solution

The fourth proportional to 11,930.22, 17,898.57 and 3,610.51 is: 5,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.22 : 17,898.57 = 3,610.51 : x
  2. Step 2: Convert to fraction form
    11,930.22/17,898.57 = 3,610.51/x
  3. Step 3: Cross multiply
    11,930.22x = 17,898.57 × 3,610.51
  4. Step 4: Simplify right side
    11,930.22x = 64,622,921.22
  5. Step 5: Solve for x
    x = 64,622,921.22/11,930.22
  6. Step 6: Final answer
    x = 5,416.74

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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.