Home / 3,906.09-5,859.54-1,273.50

Finding the Fourth Proportional to 3,906.09, 5,859.54 and 1,273.50

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Solution

The fourth proportional to 3,906.09, 5,859.54 and 1,273.50 is: 1,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906.09 : 5,859.54 = 1,273.50 : x
  2. Step 2: Convert to fraction form
    3,906.09/5,859.54 = 1,273.50/x
  3. Step 3: Cross multiply
    3,906.09x = 5,859.54 × 1,273.50
  4. Step 4: Simplify right side
    3,906.09x = 7,462,124.19
  5. Step 5: Solve for x
    x = 7,462,124.19/3,906.09
  6. Step 6: Final answer
    x = 1,910.38

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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.