Home / 4,180.32-6,276.80-2,629.96

Finding the Fourth Proportional to 4,180.32, 6,276.80 and 2,629.96

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Solution

The fourth proportional to 4,180.32, 6,276.80 and 2,629.96 is: 3,948.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.32 : 6,276.80 = 2,629.96 : x
  2. Step 2: Convert to fraction form
    4,180.32/6,276.80 = 2,629.96/x
  3. Step 3: Cross multiply
    4,180.32x = 6,276.80 × 2,629.96
  4. Step 4: Simplify right side
    4,180.32x = 16,507,732.93
  5. Step 5: Solve for x
    x = 16,507,732.93/4,180.32
  6. Step 6: Final answer
    x = 3,948.92

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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.