Home / 12,197.91-18,282.74-5,610.27

Finding the Fourth Proportional to 12,197.91, 18,282.74 and 5,610.27

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Solution

The fourth proportional to 12,197.91, 18,282.74 and 5,610.27 is: 8,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197.91 : 18,282.74 = 5,610.27 : x
  2. Step 2: Convert to fraction form
    12,197.91/18,282.74 = 5,610.27/x
  3. Step 3: Cross multiply
    12,197.91x = 18,282.74 × 5,610.27
  4. Step 4: Simplify right side
    12,197.91x = 102,571,079.69
  5. Step 5: Solve for x
    x = 102,571,079.69/12,197.91
  6. Step 6: Final answer
    x = 8,408.91

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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.