Home / 11,960.18-16,504.31-6,855.75

Finding the Fourth Proportional to 11,960.18, 16,504.31 and 6,855.75

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Solution

The fourth proportional to 11,960.18, 16,504.31 and 6,855.75 is: 9,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.18 : 16,504.31 = 6,855.75 : x
  2. Step 2: Convert to fraction form
    11,960.18/16,504.31 = 6,855.75/x
  3. Step 3: Cross multiply
    11,960.18x = 16,504.31 × 6,855.75
  4. Step 4: Simplify right side
    11,960.18x = 113,149,389.00
  5. Step 5: Solve for x
    x = 113,149,389.00/11,960.18
  6. Step 6: Final answer
    x = 9,460.51

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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.