Home / 8,905.62-13,359.90-3,359.46

Finding the Fourth Proportional to 8,905.62, 13,359.90 and 3,359.46

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Solution

The fourth proportional to 8,905.62, 13,359.90 and 3,359.46 is: 5,039.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905.62 : 13,359.90 = 3,359.46 : x
  2. Step 2: Convert to fraction form
    8,905.62/13,359.90 = 3,359.46/x
  3. Step 3: Cross multiply
    8,905.62x = 13,359.90 × 3,359.46
  4. Step 4: Simplify right side
    8,905.62x = 44,882,049.65
  5. Step 5: Solve for x
    x = 44,882,049.65/8,905.62
  6. Step 6: Final answer
    x = 5,039.74

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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.