Home / 3,093.42-4,640.34-1,012.88

Finding the Fourth Proportional to 3,093.42, 4,640.34 and 1,012.88

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Solution

The fourth proportional to 3,093.42, 4,640.34 and 1,012.88 is: 1,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.42 : 4,640.34 = 1,012.88 : x
  2. Step 2: Convert to fraction form
    3,093.42/4,640.34 = 1,012.88/x
  3. Step 3: Cross multiply
    3,093.42x = 4,640.34 × 1,012.88
  4. Step 4: Simplify right side
    3,093.42x = 4,700,084.38
  5. Step 5: Solve for x
    x = 4,700,084.38/3,093.42
  6. Step 6: Final answer
    x = 1,519.38

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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.