Home / 5,288.16-7,930.62-4,540.44

Finding the Fourth Proportional to 5,288.16, 7,930.62 and 4,540.44

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Solution

The fourth proportional to 5,288.16, 7,930.62 and 4,540.44 is: 6,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.16 : 7,930.62 = 4,540.44 : x
  2. Step 2: Convert to fraction form
    5,288.16/7,930.62 = 4,540.44/x
  3. Step 3: Cross multiply
    5,288.16x = 7,930.62 × 4,540.44
  4. Step 4: Simplify right side
    5,288.16x = 36,008,504.27
  5. Step 5: Solve for x
    x = 36,008,504.27/5,288.16
  6. Step 6: Final answer
    x = 6,809.27

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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.