Home / 6,524.99-9,789.32-2,145.52

Finding the Fourth Proportional to 6,524.99, 9,789.32 and 2,145.52

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Solution

The fourth proportional to 6,524.99, 9,789.32 and 2,145.52 is: 3,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524.99 : 9,789.32 = 2,145.52 : x
  2. Step 2: Convert to fraction form
    6,524.99/9,789.32 = 2,145.52/x
  3. Step 3: Cross multiply
    6,524.99x = 9,789.32 × 2,145.52
  4. Step 4: Simplify right side
    6,524.99x = 21,003,181.85
  5. Step 5: Solve for x
    x = 21,003,181.85/6,524.99
  6. Step 6: Final answer
    x = 3,218.88

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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.