Home / 3,193.87-4,791.14-1,345.16

Finding the Fourth Proportional to 3,193.87, 4,791.14 and 1,345.16

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Solution

The fourth proportional to 3,193.87, 4,791.14 and 1,345.16 is: 2,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.87 : 4,791.14 = 1,345.16 : x
  2. Step 2: Convert to fraction form
    3,193.87/4,791.14 = 1,345.16/x
  3. Step 3: Cross multiply
    3,193.87x = 4,791.14 × 1,345.16
  4. Step 4: Simplify right side
    3,193.87x = 6,444,849.88
  5. Step 5: Solve for x
    x = 6,444,849.88/3,193.87
  6. Step 6: Final answer
    x = 2,017.88

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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.