Home / 4,238.14-6,353.71-2,015.79

Finding the Fourth Proportional to 4,238.14, 6,353.71 and 2,015.79

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Solution

The fourth proportional to 4,238.14, 6,353.71 and 2,015.79 is: 3,022.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.14 : 6,353.71 = 2,015.79 : x
  2. Step 2: Convert to fraction form
    4,238.14/6,353.71 = 2,015.79/x
  3. Step 3: Cross multiply
    4,238.14x = 6,353.71 × 2,015.79
  4. Step 4: Simplify right side
    4,238.14x = 12,807,716.22
  5. Step 5: Solve for x
    x = 12,807,716.22/4,238.14
  6. Step 6: Final answer
    x = 3,022.01

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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.