Home / 11,763.84-16,231.99-6,659.33

Finding the Fourth Proportional to 11,763.84, 16,231.99 and 6,659.33

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Solution

The fourth proportional to 11,763.84, 16,231.99 and 6,659.33 is: 9,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.84 : 16,231.99 = 6,659.33 : x
  2. Step 2: Convert to fraction form
    11,763.84/16,231.99 = 6,659.33/x
  3. Step 3: Cross multiply
    11,763.84x = 16,231.99 × 6,659.33
  4. Step 4: Simplify right side
    11,763.84x = 108,094,177.97
  5. Step 5: Solve for x
    x = 108,094,177.97/11,763.84
  6. Step 6: Final answer
    x = 9,188.68

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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.