Home / 11,763.82-16,234.41-6,658.93

Finding the Fourth Proportional to 11,763.82, 16,234.41 and 6,658.93

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Solution

The fourth proportional to 11,763.82, 16,234.41 and 6,658.93 is: 9,189.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.82 : 16,234.41 = 6,658.93 : x
  2. Step 2: Convert to fraction form
    11,763.82/16,234.41 = 6,658.93/x
  3. Step 3: Cross multiply
    11,763.82x = 16,234.41 × 6,658.93
  4. Step 4: Simplify right side
    11,763.82x = 108,103,799.78
  5. Step 5: Solve for x
    x = 108,103,799.78/11,763.82
  6. Step 6: Final answer
    x = 9,189.51

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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.