Home / 8,134.38-12,202.00-2,291.45

Finding the Fourth Proportional to 8,134.38, 12,202.00 and 2,291.45

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Solution

The fourth proportional to 8,134.38, 12,202.00 and 2,291.45 is: 3,437.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.38 : 12,202.00 = 2,291.45 : x
  2. Step 2: Convert to fraction form
    8,134.38/12,202.00 = 2,291.45/x
  3. Step 3: Cross multiply
    8,134.38x = 12,202.00 × 2,291.45
  4. Step 4: Simplify right side
    8,134.38x = 27,960,206.16
  5. Step 5: Solve for x
    x = 27,960,206.16/8,134.38
  6. Step 6: Final answer
    x = 3,437.29

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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.