Home / 11,880.54-16,392.96-6,843.96

Finding the Fourth Proportional to 11,880.54, 16,392.96 and 6,843.96

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Solution

The fourth proportional to 11,880.54, 16,392.96 and 6,843.96 is: 9,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880.54 : 16,392.96 = 6,843.96 : x
  2. Step 2: Convert to fraction form
    11,880.54/16,392.96 = 6,843.96/x
  3. Step 3: Cross multiply
    11,880.54x = 16,392.96 × 6,843.96
  4. Step 4: Simplify right side
    11,880.54x = 112,192,762.52
  5. Step 5: Solve for x
    x = 112,192,762.52/11,880.54
  6. Step 6: Final answer
    x = 9,443.41

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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.