Home / 11,934.54-17,907.96-4,919.73

Finding the Fourth Proportional to 11,934.54, 17,907.96 and 4,919.73

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Solution

The fourth proportional to 11,934.54, 17,907.96 and 4,919.73 is: 7,382.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.54 : 17,907.96 = 4,919.73 : x
  2. Step 2: Convert to fraction form
    11,934.54/17,907.96 = 4,919.73/x
  3. Step 3: Cross multiply
    11,934.54x = 17,907.96 × 4,919.73
  4. Step 4: Simplify right side
    11,934.54x = 88,102,328.05
  5. Step 5: Solve for x
    x = 88,102,328.05/11,934.54
  6. Step 6: Final answer
    x = 7,382.13

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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.