Home / 8,806.05-13,199.85-2,960.64

Finding the Fourth Proportional to 8,806.05, 13,199.85 and 2,960.64

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Solution

The fourth proportional to 8,806.05, 13,199.85 and 2,960.64 is: 4,437.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.05 : 13,199.85 = 2,960.64 : x
  2. Step 2: Convert to fraction form
    8,806.05/13,199.85 = 2,960.64/x
  3. Step 3: Cross multiply
    8,806.05x = 13,199.85 × 2,960.64
  4. Step 4: Simplify right side
    8,806.05x = 39,080,003.90
  5. Step 5: Solve for x
    x = 39,080,003.90/8,806.05
  6. Step 6: Final answer
    x = 4,437.86

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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.