Home / 8,238.78-12,360.06-2,395.44

Finding the Fourth Proportional to 8,238.78, 12,360.06 and 2,395.44

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Solution

The fourth proportional to 8,238.78, 12,360.06 and 2,395.44 is: 3,593.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238.78 : 12,360.06 = 2,395.44 : x
  2. Step 2: Convert to fraction form
    8,238.78/12,360.06 = 2,395.44/x
  3. Step 3: Cross multiply
    8,238.78x = 12,360.06 × 2,395.44
  4. Step 4: Simplify right side
    8,238.78x = 29,607,782.13
  5. Step 5: Solve for x
    x = 29,607,782.13/8,238.78
  6. Step 6: Final answer
    x = 3,593.71

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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.