Home / 12,175.62-18,252.33-4,273.84

Finding the Fourth Proportional to 12,175.62, 18,252.33 and 4,273.84

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Solution

The fourth proportional to 12,175.62, 18,252.33 and 4,273.84 is: 6,406.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175.62 : 18,252.33 = 4,273.84 : x
  2. Step 2: Convert to fraction form
    12,175.62/18,252.33 = 4,273.84/x
  3. Step 3: Cross multiply
    12,175.62x = 18,252.33 × 4,273.84
  4. Step 4: Simplify right side
    12,175.62x = 78,007,538.05
  5. Step 5: Solve for x
    x = 78,007,538.05/12,175.62
  6. Step 6: Final answer
    x = 6,406.86

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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.