Home / 3,924.96-5,887.08-1,327.92

Finding the Fourth Proportional to 3,924.96, 5,887.08 and 1,327.92

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Solution

The fourth proportional to 3,924.96, 5,887.08 and 1,327.92 is: 1,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.96 : 5,887.08 = 1,327.92 : x
  2. Step 2: Convert to fraction form
    3,924.96/5,887.08 = 1,327.92/x
  3. Step 3: Cross multiply
    3,924.96x = 5,887.08 × 1,327.92
  4. Step 4: Simplify right side
    3,924.96x = 7,817,571.27
  5. Step 5: Solve for x
    x = 7,817,571.27/3,924.96
  6. Step 6: Final answer
    x = 1,991.76

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1.5x scale

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.