Home / 4,238.76-6,356.68-1,739.25

Finding the Fourth Proportional to 4,238.76, 6,356.68 and 1,739.25

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Solution

The fourth proportional to 4,238.76, 6,356.68 and 1,739.25 is: 2,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.76 : 6,356.68 = 1,739.25 : x
  2. Step 2: Convert to fraction form
    4,238.76/6,356.68 = 1,739.25/x
  3. Step 3: Cross multiply
    4,238.76x = 6,356.68 × 1,739.25
  4. Step 4: Simplify right side
    4,238.76x = 11,055,833.46
  5. Step 5: Solve for x
    x = 11,055,833.46/4,238.76
  6. Step 6: Final answer
    x = 2,608.27

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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.