Home / 5,072.44-7,609.20-1,374.52

Finding the Fourth Proportional to 5,072.44, 7,609.20 and 1,374.52

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Solution

The fourth proportional to 5,072.44, 7,609.20 and 1,374.52 is: 2,061.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.44 : 7,609.20 = 1,374.52 : x
  2. Step 2: Convert to fraction form
    5,072.44/7,609.20 = 1,374.52/x
  3. Step 3: Cross multiply
    5,072.44x = 7,609.20 × 1,374.52
  4. Step 4: Simplify right side
    5,072.44x = 10,458,997.58
  5. Step 5: Solve for x
    x = 10,458,997.58/5,072.44
  6. Step 6: Final answer
    x = 2,061.93

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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.