Home / 3,374.58-5,057.84-2,205.15

Finding the Fourth Proportional to 3,374.58, 5,057.84 and 2,205.15

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Solution

The fourth proportional to 3,374.58, 5,057.84 and 2,205.15 is: 3,305.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.58 : 5,057.84 = 2,205.15 : x
  2. Step 2: Convert to fraction form
    3,374.58/5,057.84 = 2,205.15/x
  3. Step 3: Cross multiply
    3,374.58x = 5,057.84 × 2,205.15
  4. Step 4: Simplify right side
    3,374.58x = 11,153,284.85
  5. Step 5: Solve for x
    x = 11,153,284.85/3,374.58
  6. Step 6: Final answer
    x = 3,305.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.