Home / 3,028.82-4,180.19-1,702.64

Finding the Fourth Proportional to 3,028.82, 4,180.19 and 1,702.64

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Solution

The fourth proportional to 3,028.82, 4,180.19 and 1,702.64 is: 2,349.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.82 : 4,180.19 = 1,702.64 : x
  2. Step 2: Convert to fraction form
    3,028.82/4,180.19 = 1,702.64/x
  3. Step 3: Cross multiply
    3,028.82x = 4,180.19 × 1,702.64
  4. Step 4: Simplify right side
    3,028.82x = 7,117,329.29
  5. Step 5: Solve for x
    x = 7,117,329.29/3,028.82
  6. Step 6: Final answer
    x = 2,349.87

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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.