Home / 3,558.85-4,911.16-2,067.60

Finding the Fourth Proportional to 3,558.85, 4,911.16 and 2,067.60

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Solution

The fourth proportional to 3,558.85, 4,911.16 and 2,067.60 is: 2,853.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.85 : 4,911.16 = 2,067.60 : x
  2. Step 2: Convert to fraction form
    3,558.85/4,911.16 = 2,067.60/x
  3. Step 3: Cross multiply
    3,558.85x = 4,911.16 × 2,067.60
  4. Step 4: Simplify right side
    3,558.85x = 10,154,304.08
  5. Step 5: Solve for x
    x = 10,154,304.08/3,558.85
  6. Step 6: Final answer
    x = 2,853.26

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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.