Home / 3,193.16-4,791.32-1,439.38

Finding the Fourth Proportional to 3,193.16, 4,791.32 and 1,439.38

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Solution

The fourth proportional to 3,193.16, 4,791.32 and 1,439.38 is: 2,159.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.16 : 4,791.32 = 1,439.38 : x
  2. Step 2: Convert to fraction form
    3,193.16/4,791.32 = 1,439.38/x
  3. Step 3: Cross multiply
    3,193.16x = 4,791.32 × 1,439.38
  4. Step 4: Simplify right side
    3,193.16x = 6,896,511.01
  5. Step 5: Solve for x
    x = 6,896,511.01/3,193.16
  6. Step 6: Final answer
    x = 2,159.77

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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.