Home / 6,523.41-9,786.33-2,142.12

Finding the Fourth Proportional to 6,523.41, 9,786.33 and 2,142.12

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Solution

The fourth proportional to 6,523.41, 9,786.33 and 2,142.12 is: 3,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,523.41 : 9,786.33 = 2,142.12 : x
  2. Step 2: Convert to fraction form
    6,523.41/9,786.33 = 2,142.12/x
  3. Step 3: Cross multiply
    6,523.41x = 9,786.33 × 2,142.12
  4. Step 4: Simplify right side
    6,523.41x = 20,963,493.22
  5. Step 5: Solve for x
    x = 20,963,493.22/6,523.41
  6. Step 6: Final answer
    x = 3,213.58

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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.