Home / 4,447.81-6,671.64-1,327.83

Finding the Fourth Proportional to 4,447.81, 6,671.64 and 1,327.83

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Solution

The fourth proportional to 4,447.81, 6,671.64 and 1,327.83 is: 1,991.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.81 : 6,671.64 = 1,327.83 : x
  2. Step 2: Convert to fraction form
    4,447.81/6,671.64 = 1,327.83/x
  3. Step 3: Cross multiply
    4,447.81x = 6,671.64 × 1,327.83
  4. Step 4: Simplify right side
    4,447.81x = 8,858,783.70
  5. Step 5: Solve for x
    x = 8,858,783.70/4,447.81
  6. Step 6: Final answer
    x = 1,991.72

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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.