Home / 8,825.90-13,234.19-3,893.20

Finding the Fourth Proportional to 8,825.90, 13,234.19 and 3,893.20

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Solution

The fourth proportional to 8,825.90, 13,234.19 and 3,893.20 is: 5,837.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.90 : 13,234.19 = 3,893.20 : x
  2. Step 2: Convert to fraction form
    8,825.90/13,234.19 = 3,893.20/x
  3. Step 3: Cross multiply
    8,825.90x = 13,234.19 × 3,893.20
  4. Step 4: Simplify right side
    8,825.90x = 51,523,295.96
  5. Step 5: Solve for x
    x = 51,523,295.96/8,825.90
  6. Step 6: Final answer
    x = 5,837.74

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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.