Home / 6,524.94-9,789.23-2,145.47

Finding the Fourth Proportional to 6,524.94, 9,789.23 and 2,145.47

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Solution

The fourth proportional to 6,524.94, 9,789.23 and 2,145.47 is: 3,218.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524.94 : 9,789.23 = 2,145.47 : x
  2. Step 2: Convert to fraction form
    6,524.94/9,789.23 = 2,145.47/x
  3. Step 3: Cross multiply
    6,524.94x = 9,789.23 × 2,145.47
  4. Step 4: Simplify right side
    6,524.94x = 21,002,439.61
  5. Step 5: Solve for x
    x = 21,002,439.61/6,524.94
  6. Step 6: Final answer
    x = 3,218.79

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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.