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Finding the Fourth Proportional to 8,537.26, 12,801.81 and 4,379.26

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Solution

The fourth proportional to 8,537.26, 12,801.81 and 4,379.26 is: 6,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.26 : 12,801.81 = 4,379.26 : x
  2. Step 2: Convert to fraction form
    8,537.26/12,801.81 = 4,379.26/x
  3. Step 3: Cross multiply
    8,537.26x = 12,801.81 × 4,379.26
  4. Step 4: Simplify right side
    8,537.26x = 56,062,454.46
  5. Step 5: Solve for x
    x = 56,062,454.46/8,537.26
  6. Step 6: Final answer
    x = 6,566.80

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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.