Home / 8,071.30-12,107.22-2,227.96

Finding the Fourth Proportional to 8,071.30, 12,107.22 and 2,227.96

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Solution

The fourth proportional to 8,071.30, 12,107.22 and 2,227.96 is: 3,342.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071.30 : 12,107.22 = 2,227.96 : x
  2. Step 2: Convert to fraction form
    8,071.30/12,107.22 = 2,227.96/x
  3. Step 3: Cross multiply
    8,071.30x = 12,107.22 × 2,227.96
  4. Step 4: Simplify right side
    8,071.30x = 26,974,330.20
  5. Step 5: Solve for x
    x = 26,974,330.20/8,071.30
  6. Step 6: Final answer
    x = 3,342.01

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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.