Home / 2,204.24-3,319.46-1,919.12

Finding the Fourth Proportional to 2,204.24, 3,319.46 and 1,919.12

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Solution

The fourth proportional to 2,204.24, 3,319.46 and 1,919.12 is: 2,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.24 : 3,319.46 = 1,919.12 : x
  2. Step 2: Convert to fraction form
    2,204.24/3,319.46 = 1,919.12/x
  3. Step 3: Cross multiply
    2,204.24x = 3,319.46 × 1,919.12
  4. Step 4: Simplify right side
    2,204.24x = 6,370,442.08
  5. Step 5: Solve for x
    x = 6,370,442.08/2,204.24
  6. Step 6: Final answer
    x = 2,890.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.