Home / 4,099.21-6,142.91-2,338.81

Finding the Fourth Proportional to 4,099.21, 6,142.91 and 2,338.81

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Solution

The fourth proportional to 4,099.21, 6,142.91 and 2,338.81 is: 3,504.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.21 : 6,142.91 = 2,338.81 : x
  2. Step 2: Convert to fraction form
    4,099.21/6,142.91 = 2,338.81/x
  3. Step 3: Cross multiply
    4,099.21x = 6,142.91 × 2,338.81
  4. Step 4: Simplify right side
    4,099.21x = 14,367,072.29
  5. Step 5: Solve for x
    x = 14,367,072.29/4,099.21
  6. Step 6: Final answer
    x = 3,504.84

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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.