Home / 8,089.30-12,125.86-3,410.44

Finding the Fourth Proportional to 8,089.30, 12,125.86 and 3,410.44

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Solution

The fourth proportional to 8,089.30, 12,125.86 and 3,410.44 is: 5,112.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.30 : 12,125.86 = 3,410.44 : x
  2. Step 2: Convert to fraction form
    8,089.30/12,125.86 = 3,410.44/x
  3. Step 3: Cross multiply
    8,089.30x = 12,125.86 × 3,410.44
  4. Step 4: Simplify right side
    8,089.30x = 41,354,517.98
  5. Step 5: Solve for x
    x = 41,354,517.98/8,089.30
  6. Step 6: Final answer
    x = 5,112.25

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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.