Home / 11,883.42-16,400.34-6,847.83

Finding the Fourth Proportional to 11,883.42, 16,400.34 and 6,847.83

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Solution

The fourth proportional to 11,883.42, 16,400.34 and 6,847.83 is: 9,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.42 : 16,400.34 = 6,847.83 : x
  2. Step 2: Convert to fraction form
    11,883.42/16,400.34 = 6,847.83/x
  3. Step 3: Cross multiply
    11,883.42x = 16,400.34 × 6,847.83
  4. Step 4: Simplify right side
    11,883.42x = 112,306,740.26
  5. Step 5: Solve for x
    x = 112,306,740.26/11,883.42
  6. Step 6: Final answer
    x = 9,450.71

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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.