Home / 8,181.06-12,271.70-2,025.06

Finding the Fourth Proportional to 8,181.06, 12,271.70 and 2,025.06

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Solution

The fourth proportional to 8,181.06, 12,271.70 and 2,025.06 is: 3,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.06 : 12,271.70 = 2,025.06 : x
  2. Step 2: Convert to fraction form
    8,181.06/12,271.70 = 2,025.06/x
  3. Step 3: Cross multiply
    8,181.06x = 12,271.70 × 2,025.06
  4. Step 4: Simplify right side
    8,181.06x = 24,850,928.80
  5. Step 5: Solve for x
    x = 24,850,928.80/8,181.06
  6. Step 6: Final answer
    x = 3,037.62

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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.