Home / 11,950.74-17,926.11-3,185.69

Finding the Fourth Proportional to 11,950.74, 17,926.11 and 3,185.69

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Solution

The fourth proportional to 11,950.74, 17,926.11 and 3,185.69 is: 4,778.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,950.74 : 17,926.11 = 3,185.69 : x
  2. Step 2: Convert to fraction form
    11,950.74/17,926.11 = 3,185.69/x
  3. Step 3: Cross multiply
    11,950.74x = 17,926.11 × 3,185.69
  4. Step 4: Simplify right side
    11,950.74x = 57,106,939.74
  5. Step 5: Solve for x
    x = 57,106,939.74/11,950.74
  6. Step 6: Final answer
    x = 4,778.53

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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.