Home / 9,100.24-13,650.54-3,906.16

Finding the Fourth Proportional to 9,100.24, 13,650.54 and 3,906.16

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Solution

The fourth proportional to 9,100.24, 13,650.54 and 3,906.16 is: 5,859.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.24 : 13,650.54 = 3,906.16 : x
  2. Step 2: Convert to fraction form
    9,100.24/13,650.54 = 3,906.16/x
  3. Step 3: Cross multiply
    9,100.24x = 13,650.54 × 3,906.16
  4. Step 4: Simplify right side
    9,100.24x = 53,321,193.33
  5. Step 5: Solve for x
    x = 53,321,193.33/9,100.24
  6. Step 6: Final answer
    x = 5,859.32

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1.5x scale

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.