Home / 5,072.49-7,609.23-1,374.75

Finding the Fourth Proportional to 5,072.49, 7,609.23 and 1,374.75

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Solution

The fourth proportional to 5,072.49, 7,609.23 and 1,374.75 is: 2,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.49 : 7,609.23 = 1,374.75 : x
  2. Step 2: Convert to fraction form
    5,072.49/7,609.23 = 1,374.75/x
  3. Step 3: Cross multiply
    5,072.49x = 7,609.23 × 1,374.75
  4. Step 4: Simplify right side
    5,072.49x = 10,460,788.94
  5. Step 5: Solve for x
    x = 10,460,788.94/5,072.49
  6. Step 6: Final answer
    x = 2,062.26

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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.