Home / 3,049.67-4,208.55-1,791.56

Finding the Fourth Proportional to 3,049.67, 4,208.55 and 1,791.56

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Solution

The fourth proportional to 3,049.67, 4,208.55 and 1,791.56 is: 2,472.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.67 : 4,208.55 = 1,791.56 : x
  2. Step 2: Convert to fraction form
    3,049.67/4,208.55 = 1,791.56/x
  3. Step 3: Cross multiply
    3,049.67x = 4,208.55 × 1,791.56
  4. Step 4: Simplify right side
    3,049.67x = 7,539,869.84
  5. Step 5: Solve for x
    x = 7,539,869.84/3,049.67
  6. Step 6: Final answer
    x = 2,472.36

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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.