Home / 11,346.89-17,020.35-3,949.58

Finding the Fourth Proportional to 11,346.89, 17,020.35 and 3,949.58

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Solution

The fourth proportional to 11,346.89, 17,020.35 and 3,949.58 is: 5,924.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.89 : 17,020.35 = 3,949.58 : x
  2. Step 2: Convert to fraction form
    11,346.89/17,020.35 = 3,949.58/x
  3. Step 3: Cross multiply
    11,346.89x = 17,020.35 × 3,949.58
  4. Step 4: Simplify right side
    11,346.89x = 67,223,148.85
  5. Step 5: Solve for x
    x = 67,223,148.85/11,346.89
  6. Step 6: Final answer
    x = 5,924.37

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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.