Home / 2,228.59-3,326.99-2,080.36

Finding the Fourth Proportional to 2,228.59, 3,326.99 and 2,080.36

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Solution

The fourth proportional to 2,228.59, 3,326.99 and 2,080.36 is: 3,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.59 : 3,326.99 = 2,080.36 : x
  2. Step 2: Convert to fraction form
    2,228.59/3,326.99 = 2,080.36/x
  3. Step 3: Cross multiply
    2,228.59x = 3,326.99 × 2,080.36
  4. Step 4: Simplify right side
    2,228.59x = 6,921,336.92
  5. Step 5: Solve for x
    x = 6,921,336.92/2,228.59
  6. Step 6: Final answer
    x = 3,105.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.