Home / 11,998.27-16,557.68-6,693.31

Finding the Fourth Proportional to 11,998.27, 16,557.68 and 6,693.31

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Solution

The fourth proportional to 11,998.27, 16,557.68 and 6,693.31 is: 9,236.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.27 : 16,557.68 = 6,693.31 : x
  2. Step 2: Convert to fraction form
    11,998.27/16,557.68 = 6,693.31/x
  3. Step 3: Cross multiply
    11,998.27x = 16,557.68 × 6,693.31
  4. Step 4: Simplify right side
    11,998.27x = 110,825,685.12
  5. Step 5: Solve for x
    x = 110,825,685.12/11,998.27
  6. Step 6: Final answer
    x = 9,236.81

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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.