Home / 6,519.66-8,997.10-3,535.56

Finding the Fourth Proportional to 6,519.66, 8,997.10 and 3,535.56

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Solution

The fourth proportional to 6,519.66, 8,997.10 and 3,535.56 is: 4,879.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.66 : 8,997.10 = 3,535.56 : x
  2. Step 2: Convert to fraction form
    6,519.66/8,997.10 = 3,535.56/x
  3. Step 3: Cross multiply
    6,519.66x = 8,997.10 × 3,535.56
  4. Step 4: Simplify right side
    6,519.66x = 31,809,786.88
  5. Step 5: Solve for x
    x = 31,809,786.88/6,519.66
  6. Step 6: Final answer
    x = 4,879.06

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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.