Home / 8,819.46-13,231.62-4,435.74

Finding the Fourth Proportional to 8,819.46, 13,231.62 and 4,435.74

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Solution

The fourth proportional to 8,819.46, 13,231.62 and 4,435.74 is: 6,654.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819.46 : 13,231.62 = 4,435.74 : x
  2. Step 2: Convert to fraction form
    8,819.46/13,231.62 = 4,435.74/x
  3. Step 3: Cross multiply
    8,819.46x = 13,231.62 × 4,435.74
  4. Step 4: Simplify right side
    8,819.46x = 58,692,026.10
  5. Step 5: Solve for x
    x = 58,692,026.10/8,819.46
  6. Step 6: Final answer
    x = 6,654.83

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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.