Home / 8,238.95-12,358.41-2,395.61

Finding the Fourth Proportional to 8,238.95, 12,358.41 and 2,395.61

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Solution

The fourth proportional to 8,238.95, 12,358.41 and 2,395.61 is: 3,593.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238.95 : 12,358.41 = 2,395.61 : x
  2. Step 2: Convert to fraction form
    8,238.95/12,358.41 = 2,395.61/x
  3. Step 3: Cross multiply
    8,238.95x = 12,358.41 × 2,395.61
  4. Step 4: Simplify right side
    8,238.95x = 29,605,868.79
  5. Step 5: Solve for x
    x = 29,605,868.79/8,238.95
  6. Step 6: Final answer
    x = 3,593.41

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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.