Home / 11,883.35-16,399.41-6,847.18

Finding the Fourth Proportional to 11,883.35, 16,399.41 and 6,847.18

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Solution

The fourth proportional to 11,883.35, 16,399.41 and 6,847.18 is: 9,449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.35 : 16,399.41 = 6,847.18 : x
  2. Step 2: Convert to fraction form
    11,883.35/16,399.41 = 6,847.18/x
  3. Step 3: Cross multiply
    11,883.35x = 16,399.41 × 6,847.18
  4. Step 4: Simplify right side
    11,883.35x = 112,289,712.16
  5. Step 5: Solve for x
    x = 112,289,712.16/11,883.35
  6. Step 6: Final answer
    x = 9,449.33

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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.