Home / 8,270.80-12,402.61-3,004.06

Finding the Fourth Proportional to 8,270.80, 12,402.61 and 3,004.06

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Solution

The fourth proportional to 8,270.80, 12,402.61 and 3,004.06 is: 4,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270.80 : 12,402.61 = 3,004.06 : x
  2. Step 2: Convert to fraction form
    8,270.80/12,402.61 = 3,004.06/x
  3. Step 3: Cross multiply
    8,270.80x = 12,402.61 × 3,004.06
  4. Step 4: Simplify right side
    8,270.80x = 37,258,177.09
  5. Step 5: Solve for x
    x = 37,258,177.09/8,270.80
  6. Step 6: Final answer
    x = 4,504.79

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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.