Home / 6,243.05-9,369.83-3,122.12

Finding the Fourth Proportional to 6,243.05, 9,369.83 and 3,122.12

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Solution

The fourth proportional to 6,243.05, 9,369.83 and 3,122.12 is: 4,685.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.05 : 9,369.83 = 3,122.12 : x
  2. Step 2: Convert to fraction form
    6,243.05/9,369.83 = 3,122.12/x
  3. Step 3: Cross multiply
    6,243.05x = 9,369.83 × 3,122.12
  4. Step 4: Simplify right side
    6,243.05x = 29,253,671.18
  5. Step 5: Solve for x
    x = 29,253,671.18/6,243.05
  6. Step 6: Final answer
    x = 4,685.80

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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.