Home / 5,072.38-7,608.57-1,609.63

Finding the Fourth Proportional to 5,072.38, 7,608.57 and 1,609.63

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Solution

The fourth proportional to 5,072.38, 7,608.57 and 1,609.63 is: 2,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.38 : 7,608.57 = 1,609.63 : x
  2. Step 2: Convert to fraction form
    5,072.38/7,608.57 = 1,609.63/x
  3. Step 3: Cross multiply
    5,072.38x = 7,608.57 × 1,609.63
  4. Step 4: Simplify right side
    5,072.38x = 12,246,936.44
  5. Step 5: Solve for x
    x = 12,246,936.44/5,072.38
  6. Step 6: Final answer
    x = 2,414.44

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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.