Home / 11,826.44-16,321.47-6,791.64

Finding the Fourth Proportional to 11,826.44, 16,321.47 and 6,791.64

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Solution

The fourth proportional to 11,826.44, 16,321.47 and 6,791.64 is: 9,373.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.44 : 16,321.47 = 6,791.64 : x
  2. Step 2: Convert to fraction form
    11,826.44/16,321.47 = 6,791.64/x
  3. Step 3: Cross multiply
    11,826.44x = 16,321.47 × 6,791.64
  4. Step 4: Simplify right side
    11,826.44x = 110,849,548.51
  5. Step 5: Solve for x
    x = 110,849,548.51/11,826.44
  6. Step 6: Final answer
    x = 9,373.03

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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.