Home / 11,993.36-16,550.98-6,957.80

Finding the Fourth Proportional to 11,993.36, 16,550.98 and 6,957.80

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Solution

The fourth proportional to 11,993.36, 16,550.98 and 6,957.80 is: 9,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,993.36 : 16,550.98 = 6,957.80 : x
  2. Step 2: Convert to fraction form
    11,993.36/16,550.98 = 6,957.80/x
  3. Step 3: Cross multiply
    11,993.36x = 16,550.98 × 6,957.80
  4. Step 4: Simplify right side
    11,993.36x = 115,158,408.64
  5. Step 5: Solve for x
    x = 115,158,408.64/11,993.36
  6. Step 6: Final answer
    x = 9,601.85

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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.