Home / 3,028.67-4,179.33-1,702.11

Finding the Fourth Proportional to 3,028.67, 4,179.33 and 1,702.11

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Solution

The fourth proportional to 3,028.67, 4,179.33 and 1,702.11 is: 2,348.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.67 : 4,179.33 = 1,702.11 : x
  2. Step 2: Convert to fraction form
    3,028.67/4,179.33 = 1,702.11/x
  3. Step 3: Cross multiply
    3,028.67x = 4,179.33 × 1,702.11
  4. Step 4: Simplify right side
    3,028.67x = 7,113,679.39
  5. Step 5: Solve for x
    x = 7,113,679.39/3,028.67
  6. Step 6: Final answer
    x = 2,348.78

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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.