Home / 6,320.25-9,474.89-3,857.14

Finding the Fourth Proportional to 6,320.25, 9,474.89 and 3,857.14

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Solution

The fourth proportional to 6,320.25, 9,474.89 and 3,857.14 is: 5,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.25 : 9,474.89 = 3,857.14 : x
  2. Step 2: Convert to fraction form
    6,320.25/9,474.89 = 3,857.14/x
  3. Step 3: Cross multiply
    6,320.25x = 9,474.89 × 3,857.14
  4. Step 4: Simplify right side
    6,320.25x = 36,545,977.21
  5. Step 5: Solve for x
    x = 36,545,977.21/6,320.25
  6. Step 6: Final answer
    x = 5,782.36

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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.