Home / 2,454.12-3,387.33-2,205.03

Finding the Fourth Proportional to 2,454.12, 3,387.33 and 2,205.03

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Solution

The fourth proportional to 2,454.12, 3,387.33 and 2,205.03 is: 3,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.12 : 3,387.33 = 2,205.03 : x
  2. Step 2: Convert to fraction form
    2,454.12/3,387.33 = 2,205.03/x
  3. Step 3: Cross multiply
    2,454.12x = 3,387.33 × 2,205.03
  4. Step 4: Simplify right side
    2,454.12x = 7,469,164.27
  5. Step 5: Solve for x
    x = 7,469,164.27/2,454.12
  6. Step 6: Final answer
    x = 3,043.52

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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.