Home / 10,001.22-13,801.79-5,525.09

Finding the Fourth Proportional to 10,001.22, 13,801.79 and 5,525.09

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Solution

The fourth proportional to 10,001.22, 13,801.79 and 5,525.09 is: 7,624.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.22 : 13,801.79 = 5,525.09 : x
  2. Step 2: Convert to fraction form
    10,001.22/13,801.79 = 5,525.09/x
  3. Step 3: Cross multiply
    10,001.22x = 13,801.79 × 5,525.09
  4. Step 4: Simplify right side
    10,001.22x = 76,256,131.91
  5. Step 5: Solve for x
    x = 76,256,131.91/10,001.22
  6. Step 6: Final answer
    x = 7,624.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.