Home / 3,945.04-5,917.54-1,606.31

Finding the Fourth Proportional to 3,945.04, 5,917.54 and 1,606.31

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Solution

The fourth proportional to 3,945.04, 5,917.54 and 1,606.31 is: 2,409.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945.04 : 5,917.54 = 1,606.31 : x
  2. Step 2: Convert to fraction form
    3,945.04/5,917.54 = 1,606.31/x
  3. Step 3: Cross multiply
    3,945.04x = 5,917.54 × 1,606.31
  4. Step 4: Simplify right side
    3,945.04x = 9,505,403.68
  5. Step 5: Solve for x
    x = 9,505,403.68/3,945.04
  6. Step 6: Final answer
    x = 2,409.46

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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.