Home / 9,100.23-13,650.30-3,906.06

Finding the Fourth Proportional to 9,100.23, 13,650.30 and 3,906.06

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Solution

The fourth proportional to 9,100.23, 13,650.30 and 3,906.06 is: 5,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.23 : 13,650.30 = 3,906.06 : x
  2. Step 2: Convert to fraction form
    9,100.23/13,650.30 = 3,906.06/x
  3. Step 3: Cross multiply
    9,100.23x = 13,650.30 × 3,906.06
  4. Step 4: Simplify right side
    9,100.23x = 53,318,890.82
  5. Step 5: Solve for x
    x = 53,318,890.82/9,100.23
  6. Step 6: Final answer
    x = 5,859.07

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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.