Home / 11,898.36-17,850.51-4,502.79

Finding the Fourth Proportional to 11,898.36, 17,850.51 and 4,502.79

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Solution

The fourth proportional to 11,898.36, 17,850.51 and 4,502.79 is: 6,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898.36 : 17,850.51 = 4,502.79 : x
  2. Step 2: Convert to fraction form
    11,898.36/17,850.51 = 4,502.79/x
  3. Step 3: Cross multiply
    11,898.36x = 17,850.51 × 4,502.79
  4. Step 4: Simplify right side
    11,898.36x = 80,377,097.92
  5. Step 5: Solve for x
    x = 80,377,097.92/11,898.36
  6. Step 6: Final answer
    x = 6,755.31

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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.