Home / 8,089.03-12,134.47-3,408.17

Finding the Fourth Proportional to 8,089.03, 12,134.47 and 3,408.17

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Solution

The fourth proportional to 8,089.03, 12,134.47 and 3,408.17 is: 5,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.03 : 12,134.47 = 3,408.17 : x
  2. Step 2: Convert to fraction form
    8,089.03/12,134.47 = 3,408.17/x
  3. Step 3: Cross multiply
    8,089.03x = 12,134.47 × 3,408.17
  4. Step 4: Simplify right side
    8,089.03x = 41,356,358.44
  5. Step 5: Solve for x
    x = 41,356,358.44/8,089.03
  6. Step 6: Final answer
    x = 5,112.65

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1.5x scale

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.