Home / 3,028.89-4,179.70-1,702.62

Finding the Fourth Proportional to 3,028.89, 4,179.70 and 1,702.62

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Solution

The fourth proportional to 3,028.89, 4,179.70 and 1,702.62 is: 2,349.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.89 : 4,179.70 = 1,702.62 : x
  2. Step 2: Convert to fraction form
    3,028.89/4,179.70 = 1,702.62/x
  3. Step 3: Cross multiply
    3,028.89x = 4,179.70 × 1,702.62
  4. Step 4: Simplify right side
    3,028.89x = 7,116,442.94
  5. Step 5: Solve for x
    x = 7,116,442.94/3,028.89
  6. Step 6: Final answer
    x = 2,349.52

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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.