Home / 9,174.03-13,757.81-3,977.07

Finding the Fourth Proportional to 9,174.03, 13,757.81 and 3,977.07

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Solution

The fourth proportional to 9,174.03, 13,757.81 and 3,977.07 is: 5,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.03 : 13,757.81 = 3,977.07 : x
  2. Step 2: Convert to fraction form
    9,174.03/13,757.81 = 3,977.07/x
  3. Step 3: Cross multiply
    9,174.03x = 13,757.81 × 3,977.07
  4. Step 4: Simplify right side
    9,174.03x = 54,715,753.53
  5. Step 5: Solve for x
    x = 54,715,753.53/9,174.03
  6. Step 6: Final answer
    x = 5,964.20

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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.