Home / 11,949.52-16,488.90-6,571.09

Finding the Fourth Proportional to 11,949.52, 16,488.90 and 6,571.09

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Solution

The fourth proportional to 11,949.52, 16,488.90 and 6,571.09 is: 9,067.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.52 : 16,488.90 = 6,571.09 : x
  2. Step 2: Convert to fraction form
    11,949.52/16,488.90 = 6,571.09/x
  3. Step 3: Cross multiply
    11,949.52x = 16,488.90 × 6,571.09
  4. Step 4: Simplify right side
    11,949.52x = 108,350,045.90
  5. Step 5: Solve for x
    x = 108,350,045.90/11,949.52
  6. Step 6: Final answer
    x = 9,067.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.