Home / 6,644.82-9,969.49-4,176.75

Finding the Fourth Proportional to 6,644.82, 9,969.49 and 4,176.75

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Solution

The fourth proportional to 6,644.82, 9,969.49 and 4,176.75 is: 6,266.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.82 : 9,969.49 = 4,176.75 : x
  2. Step 2: Convert to fraction form
    6,644.82/9,969.49 = 4,176.75/x
  3. Step 3: Cross multiply
    6,644.82x = 9,969.49 × 4,176.75
  4. Step 4: Simplify right side
    6,644.82x = 41,640,067.36
  5. Step 5: Solve for x
    x = 41,640,067.36/6,644.82
  6. Step 6: Final answer
    x = 6,266.55

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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.