Home / 4,166.12-6,249.30-1,857.80

Finding the Fourth Proportional to 4,166.12, 6,249.30 and 1,857.80

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Solution

The fourth proportional to 4,166.12, 6,249.30 and 1,857.80 is: 2,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166.12 : 6,249.30 = 1,857.80 : x
  2. Step 2: Convert to fraction form
    4,166.12/6,249.30 = 1,857.80/x
  3. Step 3: Cross multiply
    4,166.12x = 6,249.30 × 1,857.80
  4. Step 4: Simplify right side
    4,166.12x = 11,609,949.54
  5. Step 5: Solve for x
    x = 11,609,949.54/4,166.12
  6. Step 6: Final answer
    x = 2,786.75

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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.