Home / 3,199.08-4,791.60-2,581.32

Finding the Fourth Proportional to 3,199.08, 4,791.60 and 2,581.32

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Solution

The fourth proportional to 3,199.08, 4,791.60 and 2,581.32 is: 3,866.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.08 : 4,791.60 = 2,581.32 : x
  2. Step 2: Convert to fraction form
    3,199.08/4,791.60 = 2,581.32/x
  3. Step 3: Cross multiply
    3,199.08x = 4,791.60 × 2,581.32
  4. Step 4: Simplify right side
    3,199.08x = 12,368,652.91
  5. Step 5: Solve for x
    x = 12,368,652.91/3,199.08
  6. Step 6: Final answer
    x = 3,866.32

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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.