Home / 6,086.43-9,122.36-3,121.83

Finding the Fourth Proportional to 6,086.43, 9,122.36 and 3,121.83

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Solution

The fourth proportional to 6,086.43, 9,122.36 and 3,121.83 is: 4,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,086.43 : 9,122.36 = 3,121.83 : x
  2. Step 2: Convert to fraction form
    6,086.43/9,122.36 = 3,121.83/x
  3. Step 3: Cross multiply
    6,086.43x = 9,122.36 × 3,121.83
  4. Step 4: Simplify right side
    6,086.43x = 28,478,441.51
  5. Step 5: Solve for x
    x = 28,478,441.51/6,086.43
  6. Step 6: Final answer
    x = 4,679.01

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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.