Home / 11,987.58-16,544.26-6,951.96

Finding the Fourth Proportional to 11,987.58, 16,544.26 and 6,951.96

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Solution

The fourth proportional to 11,987.58, 16,544.26 and 6,951.96 is: 9,594.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,987.58 : 16,544.26 = 6,951.96 : x
  2. Step 2: Convert to fraction form
    11,987.58/16,544.26 = 6,951.96/x
  3. Step 3: Cross multiply
    11,987.58x = 16,544.26 × 6,951.96
  4. Step 4: Simplify right side
    11,987.58x = 115,015,042.44
  5. Step 5: Solve for x
    x = 115,015,042.44/11,987.58
  6. Step 6: Final answer
    x = 9,594.51

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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.