Home / 9,245.43-13,865.31-3,401.28

Finding the Fourth Proportional to 9,245.43, 13,865.31 and 3,401.28

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Solution

The fourth proportional to 9,245.43, 13,865.31 and 3,401.28 is: 5,100.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.43 : 13,865.31 = 3,401.28 : x
  2. Step 2: Convert to fraction form
    9,245.43/13,865.31 = 3,401.28/x
  3. Step 3: Cross multiply
    9,245.43x = 13,865.31 × 3,401.28
  4. Step 4: Simplify right side
    9,245.43x = 47,159,801.60
  5. Step 5: Solve for x
    x = 47,159,801.60/9,245.43
  6. Step 6: Final answer
    x = 5,100.88

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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.