Home / 8,169.62-11,273.64-4,633.07

Finding the Fourth Proportional to 8,169.62, 11,273.64 and 4,633.07

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Solution

The fourth proportional to 8,169.62, 11,273.64 and 4,633.07 is: 6,393.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.62 : 11,273.64 = 4,633.07 : x
  2. Step 2: Convert to fraction form
    8,169.62/11,273.64 = 4,633.07/x
  3. Step 3: Cross multiply
    8,169.62x = 11,273.64 × 4,633.07
  4. Step 4: Simplify right side
    8,169.62x = 52,231,506.91
  5. Step 5: Solve for x
    x = 52,231,506.91/8,169.62
  6. Step 6: Final answer
    x = 6,393.39

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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.