Home / 9,222.09-13,838.54-3,379.11

Finding the Fourth Proportional to 9,222.09, 13,838.54 and 3,379.11

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Solution

The fourth proportional to 9,222.09, 13,838.54 and 3,379.11 is: 5,070.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222.09 : 13,838.54 = 3,379.11 : x
  2. Step 2: Convert to fraction form
    9,222.09/13,838.54 = 3,379.11/x
  3. Step 3: Cross multiply
    9,222.09x = 13,838.54 × 3,379.11
  4. Step 4: Simplify right side
    9,222.09x = 46,761,932.00
  5. Step 5: Solve for x
    x = 46,761,932.00/9,222.09
  6. Step 6: Final answer
    x = 5,070.64

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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.