Home / 3,174.70-4,759.17-1,228.36

Finding the Fourth Proportional to 3,174.70, 4,759.17 and 1,228.36

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Solution

The fourth proportional to 3,174.70, 4,759.17 and 1,228.36 is: 1,841.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.70 : 4,759.17 = 1,228.36 : x
  2. Step 2: Convert to fraction form
    3,174.70/4,759.17 = 1,228.36/x
  3. Step 3: Cross multiply
    3,174.70x = 4,759.17 × 1,228.36
  4. Step 4: Simplify right side
    3,174.70x = 5,845,974.06
  5. Step 5: Solve for x
    x = 5,845,974.06/3,174.70
  6. Step 6: Final answer
    x = 1,841.43

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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.