Home / 7,434.07-11,138.80-3,267.83

Finding the Fourth Proportional to 7,434.07, 11,138.80 and 3,267.83

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Solution

The fourth proportional to 7,434.07, 11,138.80 and 3,267.83 is: 4,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.07 : 11,138.80 = 3,267.83 : x
  2. Step 2: Convert to fraction form
    7,434.07/11,138.80 = 3,267.83/x
  3. Step 3: Cross multiply
    7,434.07x = 11,138.80 × 3,267.83
  4. Step 4: Simplify right side
    7,434.07x = 36,399,704.80
  5. Step 5: Solve for x
    x = 36,399,704.80/7,434.07
  6. Step 6: Final answer
    x = 4,896.34

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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.