Home / 10,942.33-16,399.64-6,992.06

Finding the Fourth Proportional to 10,942.33, 16,399.64 and 6,992.06

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Solution

The fourth proportional to 10,942.33, 16,399.64 and 6,992.06 is: 10,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.33 : 16,399.64 = 6,992.06 : x
  2. Step 2: Convert to fraction form
    10,942.33/16,399.64 = 6,992.06/x
  3. Step 3: Cross multiply
    10,942.33x = 16,399.64 × 6,992.06
  4. Step 4: Simplify right side
    10,942.33x = 114,667,266.86
  5. Step 5: Solve for x
    x = 114,667,266.86/10,942.33
  6. Step 6: Final answer
    x = 10,479.24

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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.