Home / 3,198.74-4,792.26-2,319.06

Finding the Fourth Proportional to 3,198.74, 4,792.26 and 2,319.06

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Solution

The fourth proportional to 3,198.74, 4,792.26 and 2,319.06 is: 3,474.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.74 : 4,792.26 = 2,319.06 : x
  2. Step 2: Convert to fraction form
    3,198.74/4,792.26 = 2,319.06/x
  3. Step 3: Cross multiply
    3,198.74x = 4,792.26 × 2,319.06
  4. Step 4: Simplify right side
    3,198.74x = 11,113,565.14
  5. Step 5: Solve for x
    x = 11,113,565.14/3,198.74
  6. Step 6: Final answer
    x = 3,474.36

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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.