Home / 7,362.90-11,042.68-2,097.79

Finding the Fourth Proportional to 7,362.90, 11,042.68 and 2,097.79

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Solution

The fourth proportional to 7,362.90, 11,042.68 and 2,097.79 is: 3,146.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.90 : 11,042.68 = 2,097.79 : x
  2. Step 2: Convert to fraction form
    7,362.90/11,042.68 = 2,097.79/x
  3. Step 3: Cross multiply
    7,362.90x = 11,042.68 × 2,097.79
  4. Step 4: Simplify right side
    7,362.90x = 23,165,221.66
  5. Step 5: Solve for x
    x = 23,165,221.66/7,362.90
  6. Step 6: Final answer
    x = 3,146.21

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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.