Home / 11,357.22-16,994.31-6,679.43

Finding the Fourth Proportional to 11,357.22, 16,994.31 and 6,679.43

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Solution

The fourth proportional to 11,357.22, 16,994.31 and 6,679.43 is: 9,994.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,357.22 : 16,994.31 = 6,679.43 : x
  2. Step 2: Convert to fraction form
    11,357.22/16,994.31 = 6,679.43/x
  3. Step 3: Cross multiply
    11,357.22x = 16,994.31 × 6,679.43
  4. Step 4: Simplify right side
    11,357.22x = 113,512,257.75
  5. Step 5: Solve for x
    x = 113,512,257.75/11,357.22
  6. Step 6: Final answer
    x = 9,994.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.