Home / 4,272.82-6,409.86-1,350.46

Finding the Fourth Proportional to 4,272.82, 6,409.86 and 1,350.46

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Solution

The fourth proportional to 4,272.82, 6,409.86 and 1,350.46 is: 2,025.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.82 : 6,409.86 = 1,350.46 : x
  2. Step 2: Convert to fraction form
    4,272.82/6,409.86 = 1,350.46/x
  3. Step 3: Cross multiply
    4,272.82x = 6,409.86 × 1,350.46
  4. Step 4: Simplify right side
    4,272.82x = 8,656,259.54
  5. Step 5: Solve for x
    x = 8,656,259.54/4,272.82
  6. Step 6: Final answer
    x = 2,025.89

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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.