Home / 7,673.45-11,508.51-2,743.43

Finding the Fourth Proportional to 7,673.45, 11,508.51 and 2,743.43

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Solution

The fourth proportional to 7,673.45, 11,508.51 and 2,743.43 is: 4,114.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.45 : 11,508.51 = 2,743.43 : x
  2. Step 2: Convert to fraction form
    7,673.45/11,508.51 = 2,743.43/x
  3. Step 3: Cross multiply
    7,673.45x = 11,508.51 × 2,743.43
  4. Step 4: Simplify right side
    7,673.45x = 31,572,791.59
  5. Step 5: Solve for x
    x = 31,572,791.59/7,673.45
  6. Step 6: Final answer
    x = 4,114.55

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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.