Home / 11,763.93-16,233.66-6,728.97

Finding the Fourth Proportional to 11,763.93, 16,233.66 and 6,728.97

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Solution

The fourth proportional to 11,763.93, 16,233.66 and 6,728.97 is: 9,285.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.93 : 16,233.66 = 6,728.97 : x
  2. Step 2: Convert to fraction form
    11,763.93/16,233.66 = 6,728.97/x
  3. Step 3: Cross multiply
    11,763.93x = 16,233.66 × 6,728.97
  4. Step 4: Simplify right side
    11,763.93x = 109,235,811.13
  5. Step 5: Solve for x
    x = 109,235,811.13/11,763.93
  6. Step 6: Final answer
    x = 9,285.66

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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.