Home / 8,032.05-12,047.94-2,188.62

Finding the Fourth Proportional to 8,032.05, 12,047.94 and 2,188.62

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Solution

The fourth proportional to 8,032.05, 12,047.94 and 2,188.62 is: 3,282.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032.05 : 12,047.94 = 2,188.62 : x
  2. Step 2: Convert to fraction form
    8,032.05/12,047.94 = 2,188.62/x
  3. Step 3: Cross multiply
    8,032.05x = 12,047.94 × 2,188.62
  4. Step 4: Simplify right side
    8,032.05x = 26,368,362.44
  5. Step 5: Solve for x
    x = 26,368,362.44/8,032.05
  6. Step 6: Final answer
    x = 3,282.89

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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.