Home / 8,743.43-13,100.55-6,141.71

Finding the Fourth Proportional to 8,743.43, 13,100.55 and 6,141.71

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Solution

The fourth proportional to 8,743.43, 13,100.55 and 6,141.71 is: 9,202.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.43 : 13,100.55 = 6,141.71 : x
  2. Step 2: Convert to fraction form
    8,743.43/13,100.55 = 6,141.71/x
  3. Step 3: Cross multiply
    8,743.43x = 13,100.55 × 6,141.71
  4. Step 4: Simplify right side
    8,743.43x = 80,459,713.44
  5. Step 5: Solve for x
    x = 80,459,713.44/8,743.43
  6. Step 6: Final answer
    x = 9,202.31

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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.