Home / 11,348.98-17,023.89-5,107.79

Finding the Fourth Proportional to 11,348.98, 17,023.89 and 5,107.79

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Solution

The fourth proportional to 11,348.98, 17,023.89 and 5,107.79 is: 7,661.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.98 : 17,023.89 = 5,107.79 : x
  2. Step 2: Convert to fraction form
    11,348.98/17,023.89 = 5,107.79/x
  3. Step 3: Cross multiply
    11,348.98x = 17,023.89 × 5,107.79
  4. Step 4: Simplify right side
    11,348.98x = 86,954,455.10
  5. Step 5: Solve for x
    x = 86,954,455.10/11,348.98
  6. Step 6: Final answer
    x = 7,661.88

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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.