Home / 9,174.81-13,757.88-3,555.11

Finding the Fourth Proportional to 9,174.81, 13,757.88 and 3,555.11

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Solution

The fourth proportional to 9,174.81, 13,757.88 and 3,555.11 is: 5,330.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.81 : 13,757.88 = 3,555.11 : x
  2. Step 2: Convert to fraction form
    9,174.81/13,757.88 = 3,555.11/x
  3. Step 3: Cross multiply
    9,174.81x = 13,757.88 × 3,555.11
  4. Step 4: Simplify right side
    9,174.81x = 48,910,758.99
  5. Step 5: Solve for x
    x = 48,910,758.99/9,174.81
  6. Step 6: Final answer
    x = 5,330.98

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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.