Home / 8,828.20-13,247.16-5,367.88

Finding the Fourth Proportional to 8,828.20, 13,247.16 and 5,367.88

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Solution

The fourth proportional to 8,828.20, 13,247.16 and 5,367.88 is: 8,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.20 : 13,247.16 = 5,367.88 : x
  2. Step 2: Convert to fraction form
    8,828.20/13,247.16 = 5,367.88/x
  3. Step 3: Cross multiply
    8,828.20x = 13,247.16 × 5,367.88
  4. Step 4: Simplify right side
    8,828.20x = 71,109,072.15
  5. Step 5: Solve for x
    x = 71,109,072.15/8,828.20
  6. Step 6: Final answer
    x = 8,054.77

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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.