Home / 11,466.90-17,199.77-3,146.31

Finding the Fourth Proportional to 11,466.90, 17,199.77 and 3,146.31

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Solution

The fourth proportional to 11,466.90, 17,199.77 and 3,146.31 is: 4,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,466.90 : 17,199.77 = 3,146.31 : x
  2. Step 2: Convert to fraction form
    11,466.90/17,199.77 = 3,146.31/x
  3. Step 3: Cross multiply
    11,466.90x = 17,199.77 × 3,146.31
  4. Step 4: Simplify right side
    11,466.90x = 54,115,792.62
  5. Step 5: Solve for x
    x = 54,115,792.62/11,466.90
  6. Step 6: Final answer
    x = 4,719.30

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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.