Home / 7,744.56-11,617.35-2,198.32

Finding the Fourth Proportional to 7,744.56, 11,617.35 and 2,198.32

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Solution

The fourth proportional to 7,744.56, 11,617.35 and 2,198.32 is: 3,297.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.56 : 11,617.35 = 2,198.32 : x
  2. Step 2: Convert to fraction form
    7,744.56/11,617.35 = 2,198.32/x
  3. Step 3: Cross multiply
    7,744.56x = 11,617.35 × 2,198.32
  4. Step 4: Simplify right side
    7,744.56x = 25,538,652.85
  5. Step 5: Solve for x
    x = 25,538,652.85/7,744.56
  6. Step 6: Final answer
    x = 3,297.62

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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.