Home / 8,149.40-12,226.14-2,306.01

Finding the Fourth Proportional to 8,149.40, 12,226.14 and 2,306.01

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Solution

The fourth proportional to 8,149.40, 12,226.14 and 2,306.01 is: 3,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.40 : 12,226.14 = 2,306.01 : x
  2. Step 2: Convert to fraction form
    8,149.40/12,226.14 = 2,306.01/x
  3. Step 3: Cross multiply
    8,149.40x = 12,226.14 × 2,306.01
  4. Step 4: Simplify right side
    8,149.40x = 28,193,601.10
  5. Step 5: Solve for x
    x = 28,193,601.10/8,149.40
  6. Step 6: Final answer
    x = 3,459.59

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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.