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Finding the Fourth Proportional to 8,524.26, 12,779.97 and 5,743.13

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Solution

The fourth proportional to 8,524.26, 12,779.97 and 5,743.13 is: 8,610.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.26 : 12,779.97 = 5,743.13 : x
  2. Step 2: Convert to fraction form
    8,524.26/12,779.97 = 5,743.13/x
  3. Step 3: Cross multiply
    8,524.26x = 12,779.97 × 5,743.13
  4. Step 4: Simplify right side
    8,524.26x = 73,396,965.21
  5. Step 5: Solve for x
    x = 73,396,965.21/8,524.26
  6. Step 6: Final answer
    x = 8,610.36

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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.