Home / 4,281.32-6,436.62-3,960.68

Finding the Fourth Proportional to 4,281.32, 6,436.62 and 3,960.68

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Solution

The fourth proportional to 4,281.32, 6,436.62 and 3,960.68 is: 5,954.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.32 : 6,436.62 = 3,960.68 : x
  2. Step 2: Convert to fraction form
    4,281.32/6,436.62 = 3,960.68/x
  3. Step 3: Cross multiply
    4,281.32x = 6,436.62 × 3,960.68
  4. Step 4: Simplify right side
    4,281.32x = 25,493,392.10
  5. Step 5: Solve for x
    x = 25,493,392.10/4,281.32
  6. Step 6: Final answer
    x = 5,954.56

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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.