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Finding the Fourth Proportional to 11,698.17, 17,545.97 and 2,933.09

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Solution

The fourth proportional to 11,698.17, 17,545.97 and 2,933.09 is: 4,399.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698.17 : 17,545.97 = 2,933.09 : x
  2. Step 2: Convert to fraction form
    11,698.17/17,545.97 = 2,933.09/x
  3. Step 3: Cross multiply
    11,698.17x = 17,545.97 × 2,933.09
  4. Step 4: Simplify right side
    11,698.17x = 51,463,828.70
  5. Step 5: Solve for x
    x = 51,463,828.70/11,698.17
  6. Step 6: Final answer
    x = 4,399.31

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1.5x scale

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.