Home / 8,814.50-13,227.75-3,620.30

Finding the Fourth Proportional to 8,814.50, 13,227.75 and 3,620.30

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Solution

The fourth proportional to 8,814.50, 13,227.75 and 3,620.30 is: 5,432.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.50 : 13,227.75 = 3,620.30 : x
  2. Step 2: Convert to fraction form
    8,814.50/13,227.75 = 3,620.30/x
  3. Step 3: Cross multiply
    8,814.50x = 13,227.75 × 3,620.30
  4. Step 4: Simplify right side
    8,814.50x = 47,888,423.33
  5. Step 5: Solve for x
    x = 47,888,423.33/8,814.50
  6. Step 6: Final answer
    x = 5,432.91

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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.