Home / 11,998.57-16,558.06-6,693.73

Finding the Fourth Proportional to 11,998.57, 16,558.06 and 6,693.73

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Solution

The fourth proportional to 11,998.57, 16,558.06 and 6,693.73 is: 9,237.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.57 : 16,558.06 = 6,693.73 : x
  2. Step 2: Convert to fraction form
    11,998.57/16,558.06 = 6,693.73/x
  3. Step 3: Cross multiply
    11,998.57x = 16,558.06 × 6,693.73
  4. Step 4: Simplify right side
    11,998.57x = 110,835,182.96
  5. Step 5: Solve for x
    x = 110,835,182.96/11,998.57
  6. Step 6: Final answer
    x = 9,237.37

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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.