Home / 11,930.54-16,466.29-6,894.06

Finding the Fourth Proportional to 11,930.54, 16,466.29 and 6,894.06

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Solution

The fourth proportional to 11,930.54, 16,466.29 and 6,894.06 is: 9,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.54 : 16,466.29 = 6,894.06 : x
  2. Step 2: Convert to fraction form
    11,930.54/16,466.29 = 6,894.06/x
  3. Step 3: Cross multiply
    11,930.54x = 16,466.29 × 6,894.06
  4. Step 4: Simplify right side
    11,930.54x = 113,519,604.88
  5. Step 5: Solve for x
    x = 113,519,604.88/11,930.54
  6. Step 6: Final answer
    x = 9,515.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.