Home / 6,524.91-9,786.24-2,142.45

Finding the Fourth Proportional to 6,524.91, 9,786.24 and 2,142.45

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Solution

The fourth proportional to 6,524.91, 9,786.24 and 2,142.45 is: 3,213.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,524.91 : 9,786.24 = 2,142.45 : x
  2. Step 2: Convert to fraction form
    6,524.91/9,786.24 = 2,142.45/x
  3. Step 3: Cross multiply
    6,524.91x = 9,786.24 × 2,142.45
  4. Step 4: Simplify right side
    6,524.91x = 20,966,529.89
  5. Step 5: Solve for x
    x = 20,966,529.89/6,524.91
  6. Step 6: Final answer
    x = 3,213.31

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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.