Home / 11,843.56-16,343.23-6,807.79

Finding the Fourth Proportional to 11,843.56, 16,343.23 and 6,807.79

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Solution

The fourth proportional to 11,843.56, 16,343.23 and 6,807.79 is: 9,394.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.56 : 16,343.23 = 6,807.79 : x
  2. Step 2: Convert to fraction form
    11,843.56/16,343.23 = 6,807.79/x
  3. Step 3: Cross multiply
    11,843.56x = 16,343.23 × 6,807.79
  4. Step 4: Simplify right side
    11,843.56x = 111,261,277.76
  5. Step 5: Solve for x
    x = 111,261,277.76/11,843.56
  6. Step 6: Final answer
    x = 9,394.24

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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.