Home / 11,930.04-17,895.46-3,165.84

Finding the Fourth Proportional to 11,930.04, 17,895.46 and 3,165.84

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Solution

The fourth proportional to 11,930.04, 17,895.46 and 3,165.84 is: 4,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.04 : 17,895.46 = 3,165.84 : x
  2. Step 2: Convert to fraction form
    11,930.04/17,895.46 = 3,165.84/x
  3. Step 3: Cross multiply
    11,930.04x = 17,895.46 × 3,165.84
  4. Step 4: Simplify right side
    11,930.04x = 56,654,163.09
  5. Step 5: Solve for x
    x = 56,654,163.09/11,930.04
  6. Step 6: Final answer
    x = 4,748.87

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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.