Home / 11,967.04-17,958.77-4,175.85

Finding the Fourth Proportional to 11,967.04, 17,958.77 and 4,175.85

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Solution

The fourth proportional to 11,967.04, 17,958.77 and 4,175.85 is: 6,266.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967.04 : 17,958.77 = 4,175.85 : x
  2. Step 2: Convert to fraction form
    11,967.04/17,958.77 = 4,175.85/x
  3. Step 3: Cross multiply
    11,967.04x = 17,958.77 × 4,175.85
  4. Step 4: Simplify right side
    11,967.04x = 74,993,129.70
  5. Step 5: Solve for x
    x = 74,993,129.70/11,967.04
  6. Step 6: Final answer
    x = 6,266.64

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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.