Home / 5,270.90-7,272.42-3,033.41

Finding the Fourth Proportional to 5,270.90, 7,272.42 and 3,033.41

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Solution

The fourth proportional to 5,270.90, 7,272.42 and 3,033.41 is: 4,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.90 : 7,272.42 = 3,033.41 : x
  2. Step 2: Convert to fraction form
    5,270.90/7,272.42 = 3,033.41/x
  3. Step 3: Cross multiply
    5,270.90x = 7,272.42 × 3,033.41
  4. Step 4: Simplify right side
    5,270.90x = 22,060,231.55
  5. Step 5: Solve for x
    x = 22,060,231.55/5,270.90
  6. Step 6: Final answer
    x = 4,185.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.