Home / 11,930.07-17,893.73-3,165.67

Finding the Fourth Proportional to 11,930.07, 17,893.73 and 3,165.67

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Solution

The fourth proportional to 11,930.07, 17,893.73 and 3,165.67 is: 4,748.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.07 : 17,893.73 = 3,165.67 : x
  2. Step 2: Convert to fraction form
    11,930.07/17,893.73 = 3,165.67/x
  3. Step 3: Cross multiply
    11,930.07x = 17,893.73 × 3,165.67
  4. Step 4: Simplify right side
    11,930.07x = 56,645,607.43
  5. Step 5: Solve for x
    x = 56,645,607.43/11,930.07
  6. Step 6: Final answer
    x = 4,748.14

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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.