Home / 3,453.75-5,180.67-1,374.93

Finding the Fourth Proportional to 3,453.75, 5,180.67 and 1,374.93

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Solution

The fourth proportional to 3,453.75, 5,180.67 and 1,374.93 is: 2,062.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.75 : 5,180.67 = 1,374.93 : x
  2. Step 2: Convert to fraction form
    3,453.75/5,180.67 = 1,374.93/x
  3. Step 3: Cross multiply
    3,453.75x = 5,180.67 × 1,374.93
  4. Step 4: Simplify right side
    3,453.75x = 7,123,058.60
  5. Step 5: Solve for x
    x = 7,123,058.60/3,453.75
  6. Step 6: Final answer
    x = 2,062.41

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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.