Home / 11,804.49-16,288.83-6,768.90

Finding the Fourth Proportional to 11,804.49, 16,288.83 and 6,768.90

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Solution

The fourth proportional to 11,804.49, 16,288.83 and 6,768.90 is: 9,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.49 : 16,288.83 = 6,768.90 : x
  2. Step 2: Convert to fraction form
    11,804.49/16,288.83 = 6,768.90/x
  3. Step 3: Cross multiply
    11,804.49x = 16,288.83 × 6,768.90
  4. Step 4: Simplify right side
    11,804.49x = 110,257,461.39
  5. Step 5: Solve for x
    x = 110,257,461.39/11,804.49
  6. Step 6: Final answer
    x = 9,340.30

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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.