Home / 3,515.66-4,843.37-2,451.49

Finding the Fourth Proportional to 3,515.66, 4,843.37 and 2,451.49

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Solution

The fourth proportional to 3,515.66, 4,843.37 and 2,451.49 is: 3,377.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.66 : 4,843.37 = 2,451.49 : x
  2. Step 2: Convert to fraction form
    3,515.66/4,843.37 = 2,451.49/x
  3. Step 3: Cross multiply
    3,515.66x = 4,843.37 × 2,451.49
  4. Step 4: Simplify right side
    3,515.66x = 11,873,473.12
  5. Step 5: Solve for x
    x = 11,873,473.12/3,515.66
  6. Step 6: Final answer
    x = 3,377.31

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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.