Home / 6,524.13-9,786.78-2,141.49

Finding the Fourth Proportional to 6,524.13, 9,786.78 and 2,141.49

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Solution

The fourth proportional to 6,524.13, 9,786.78 and 2,141.49 is: 3,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524.13 : 9,786.78 = 2,141.49 : x
  2. Step 2: Convert to fraction form
    6,524.13/9,786.78 = 2,141.49/x
  3. Step 3: Cross multiply
    6,524.13x = 9,786.78 × 2,141.49
  4. Step 4: Simplify right side
    6,524.13x = 20,958,291.50
  5. Step 5: Solve for x
    x = 20,958,291.50/6,524.13
  6. Step 6: Final answer
    x = 3,212.43

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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.