Home / 10,956.97-16,438.51-9,197.82

Finding the Fourth Proportional to 10,956.97, 16,438.51 and 9,197.82

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Solution

The fourth proportional to 10,956.97, 16,438.51 and 9,197.82 is: 13,799.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956.97 : 16,438.51 = 9,197.82 : x
  2. Step 2: Convert to fraction form
    10,956.97/16,438.51 = 9,197.82/x
  3. Step 3: Cross multiply
    10,956.97x = 16,438.51 × 9,197.82
  4. Step 4: Simplify right side
    10,956.97x = 151,198,467.55
  5. Step 5: Solve for x
    x = 151,198,467.55/10,956.97
  6. Step 6: Final answer
    x = 13,799.29

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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.