Home / 4,321.76-6,481.82-1,548.32

Finding the Fourth Proportional to 4,321.76, 6,481.82 and 1,548.32

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Solution

The fourth proportional to 4,321.76, 6,481.82 and 1,548.32 is: 2,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.76 : 6,481.82 = 1,548.32 : x
  2. Step 2: Convert to fraction form
    4,321.76/6,481.82 = 1,548.32/x
  3. Step 3: Cross multiply
    4,321.76x = 6,481.82 × 1,548.32
  4. Step 4: Simplify right side
    4,321.76x = 10,035,891.39
  5. Step 5: Solve for x
    x = 10,035,891.39/4,321.76
  6. Step 6: Final answer
    x = 2,322.18

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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.