Home / 5,304.21-7,951.62-2,668.28

Finding the Fourth Proportional to 5,304.21, 7,951.62 and 2,668.28

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Solution

The fourth proportional to 5,304.21, 7,951.62 and 2,668.28 is: 4,000.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.21 : 7,951.62 = 2,668.28 : x
  2. Step 2: Convert to fraction form
    5,304.21/7,951.62 = 2,668.28/x
  3. Step 3: Cross multiply
    5,304.21x = 7,951.62 × 2,668.28
  4. Step 4: Simplify right side
    5,304.21x = 21,217,108.86
  5. Step 5: Solve for x
    x = 21,217,108.86/5,304.21
  6. Step 6: Final answer
    x = 4,000.05

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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.