Home / 5,391.18-7,439.82-3,033.32

Finding the Fourth Proportional to 5,391.18, 7,439.82 and 3,033.32

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Solution

The fourth proportional to 5,391.18, 7,439.82 and 3,033.32 is: 4,185.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.18 : 7,439.82 = 3,033.32 : x
  2. Step 2: Convert to fraction form
    5,391.18/7,439.82 = 3,033.32/x
  3. Step 3: Cross multiply
    5,391.18x = 7,439.82 × 3,033.32
  4. Step 4: Simplify right side
    5,391.18x = 22,567,317.60
  5. Step 5: Solve for x
    x = 22,567,317.60/5,391.18
  6. Step 6: Final answer
    x = 4,185.97

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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.