Home / 3,899.84-5,849.94-2,167.16

Finding the Fourth Proportional to 3,899.84, 5,849.94 and 2,167.16

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Solution

The fourth proportional to 3,899.84, 5,849.94 and 2,167.16 is: 3,250.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.84 : 5,849.94 = 2,167.16 : x
  2. Step 2: Convert to fraction form
    3,899.84/5,849.94 = 2,167.16/x
  3. Step 3: Cross multiply
    3,899.84x = 5,849.94 × 2,167.16
  4. Step 4: Simplify right side
    3,899.84x = 12,677,755.97
  5. Step 5: Solve for x
    x = 12,677,755.97/3,899.84
  6. Step 6: Final answer
    x = 3,250.84

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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.