Home / 7,962.30-11,942.11-2,414.32

Finding the Fourth Proportional to 7,962.30, 11,942.11 and 2,414.32

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Solution

The fourth proportional to 7,962.30, 11,942.11 and 2,414.32 is: 3,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.30 : 11,942.11 = 2,414.32 : x
  2. Step 2: Convert to fraction form
    7,962.30/11,942.11 = 2,414.32/x
  3. Step 3: Cross multiply
    7,962.30x = 11,942.11 × 2,414.32
  4. Step 4: Simplify right side
    7,962.30x = 28,832,039.12
  5. Step 5: Solve for x
    x = 28,832,039.12/7,962.30
  6. Step 6: Final answer
    x = 3,621.07

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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.