Home / 3,767.12-5,198.94-2,089.06

Finding the Fourth Proportional to 3,767.12, 5,198.94 and 2,089.06

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Solution

The fourth proportional to 3,767.12, 5,198.94 and 2,089.06 is: 2,883.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.12 : 5,198.94 = 2,089.06 : x
  2. Step 2: Convert to fraction form
    3,767.12/5,198.94 = 2,089.06/x
  3. Step 3: Cross multiply
    3,767.12x = 5,198.94 × 2,089.06
  4. Step 4: Simplify right side
    3,767.12x = 10,860,861.16
  5. Step 5: Solve for x
    x = 10,860,861.16/3,767.12
  6. Step 6: Final answer
    x = 2,883.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.