Home / 4,131.50-6,197.25-1,209.83

Finding the Fourth Proportional to 4,131.50, 6,197.25 and 1,209.83

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Solution

The fourth proportional to 4,131.50, 6,197.25 and 1,209.83 is: 1,814.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.50 : 6,197.25 = 1,209.83 : x
  2. Step 2: Convert to fraction form
    4,131.50/6,197.25 = 1,209.83/x
  3. Step 3: Cross multiply
    4,131.50x = 6,197.25 × 1,209.83
  4. Step 4: Simplify right side
    4,131.50x = 7,497,618.97
  5. Step 5: Solve for x
    x = 7,497,618.97/4,131.50
  6. Step 6: Final answer
    x = 1,814.75

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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.