Home / 4,108.82-5,674.85-2,762.09

Finding the Fourth Proportional to 4,108.82, 5,674.85 and 2,762.09

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Solution

The fourth proportional to 4,108.82, 5,674.85 and 2,762.09 is: 3,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.82 : 5,674.85 = 2,762.09 : x
  2. Step 2: Convert to fraction form
    4,108.82/5,674.85 = 2,762.09/x
  3. Step 3: Cross multiply
    4,108.82x = 5,674.85 × 2,762.09
  4. Step 4: Simplify right side
    4,108.82x = 15,674,425.53
  5. Step 5: Solve for x
    x = 15,674,425.53/4,108.82
  6. Step 6: Final answer
    x = 3,814.83

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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.