Home / 8,923.22-13,384.96-3,379.17

Finding the Fourth Proportional to 8,923.22, 13,384.96 and 3,379.17

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Solution

The fourth proportional to 8,923.22, 13,384.96 and 3,379.17 is: 5,068.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.22 : 13,384.96 = 3,379.17 : x
  2. Step 2: Convert to fraction form
    8,923.22/13,384.96 = 3,379.17/x
  3. Step 3: Cross multiply
    8,923.22x = 13,384.96 × 3,379.17
  4. Step 4: Simplify right side
    8,923.22x = 45,230,046.84
  5. Step 5: Solve for x
    x = 45,230,046.84/8,923.22
  6. Step 6: Final answer
    x = 5,068.81

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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.