Home / 7,645.18-11,467.79-2,098.60

Finding the Fourth Proportional to 7,645.18, 11,467.79 and 2,098.60

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Solution

The fourth proportional to 7,645.18, 11,467.79 and 2,098.60 is: 3,147.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.18 : 11,467.79 = 2,098.60 : x
  2. Step 2: Convert to fraction form
    7,645.18/11,467.79 = 2,098.60/x
  3. Step 3: Cross multiply
    7,645.18x = 11,467.79 × 2,098.60
  4. Step 4: Simplify right side
    7,645.18x = 24,066,304.09
  5. Step 5: Solve for x
    x = 24,066,304.09/7,645.18
  6. Step 6: Final answer
    x = 3,147.91

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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.