Home / 3,149.97-4,723.74-1,849.92

Finding the Fourth Proportional to 3,149.97, 4,723.74 and 1,849.92

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Solution

The fourth proportional to 3,149.97, 4,723.74 and 1,849.92 is: 2,774.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.97 : 4,723.74 = 1,849.92 : x
  2. Step 2: Convert to fraction form
    3,149.97/4,723.74 = 1,849.92/x
  3. Step 3: Cross multiply
    3,149.97x = 4,723.74 × 1,849.92
  4. Step 4: Simplify right side
    3,149.97x = 8,738,541.10
  5. Step 5: Solve for x
    x = 8,738,541.10/3,149.97
  6. Step 6: Final answer
    x = 2,774.17

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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.