Home / 5,327.94-7,986.08-2,039.60

Finding the Fourth Proportional to 5,327.94, 7,986.08 and 2,039.60

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Solution

The fourth proportional to 5,327.94, 7,986.08 and 2,039.60 is: 3,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.94 : 7,986.08 = 2,039.60 : x
  2. Step 2: Convert to fraction form
    5,327.94/7,986.08 = 2,039.60/x
  3. Step 3: Cross multiply
    5,327.94x = 7,986.08 × 2,039.60
  4. Step 4: Simplify right side
    5,327.94x = 16,288,408.77
  5. Step 5: Solve for x
    x = 16,288,408.77/5,327.94
  6. Step 6: Final answer
    x = 3,057.17

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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.