Home / 8,084.76-12,102.04-4,377.79

Finding the Fourth Proportional to 8,084.76, 12,102.04 and 4,377.79

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Solution

The fourth proportional to 8,084.76, 12,102.04 and 4,377.79 is: 6,553.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.76 : 12,102.04 = 4,377.79 : x
  2. Step 2: Convert to fraction form
    8,084.76/12,102.04 = 4,377.79/x
  3. Step 3: Cross multiply
    8,084.76x = 12,102.04 × 4,377.79
  4. Step 4: Simplify right side
    8,084.76x = 52,980,189.69
  5. Step 5: Solve for x
    x = 52,980,189.69/8,084.76
  6. Step 6: Final answer
    x = 6,553.09

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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.