Home / 8,270.26-12,399.98-3,004.28

Finding the Fourth Proportional to 8,270.26, 12,399.98 and 3,004.28

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Solution

The fourth proportional to 8,270.26, 12,399.98 and 3,004.28 is: 4,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270.26 : 12,399.98 = 3,004.28 : x
  2. Step 2: Convert to fraction form
    8,270.26/12,399.98 = 3,004.28/x
  3. Step 3: Cross multiply
    8,270.26x = 12,399.98 × 3,004.28
  4. Step 4: Simplify right side
    8,270.26x = 37,253,011.91
  5. Step 5: Solve for x
    x = 37,253,011.91/8,270.26
  6. Step 6: Final answer
    x = 4,504.45

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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.