Home / 8,569.98-12,845.25-3,636.54

Finding the Fourth Proportional to 8,569.98, 12,845.25 and 3,636.54

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Solution

The fourth proportional to 8,569.98, 12,845.25 and 3,636.54 is: 5,450.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.98 : 12,845.25 = 3,636.54 : x
  2. Step 2: Convert to fraction form
    8,569.98/12,845.25 = 3,636.54/x
  3. Step 3: Cross multiply
    8,569.98x = 12,845.25 × 3,636.54
  4. Step 4: Simplify right side
    8,569.98x = 46,712,265.44
  5. Step 5: Solve for x
    x = 46,712,265.44/8,569.98
  6. Step 6: Final answer
    x = 5,450.69

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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.