Home / 3,046.60-4,198.26-2,259.28

Finding the Fourth Proportional to 3,046.60, 4,198.26 and 2,259.28

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Solution

The fourth proportional to 3,046.60, 4,198.26 and 2,259.28 is: 3,113.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.60 : 4,198.26 = 2,259.28 : x
  2. Step 2: Convert to fraction form
    3,046.60/4,198.26 = 2,259.28/x
  3. Step 3: Cross multiply
    3,046.60x = 4,198.26 × 2,259.28
  4. Step 4: Simplify right side
    3,046.60x = 9,485,044.85
  5. Step 5: Solve for x
    x = 9,485,044.85/3,046.60
  6. Step 6: Final answer
    x = 3,113.32

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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.