Home / 3,926.24-5,893.68-1,619.36

Finding the Fourth Proportional to 3,926.24, 5,893.68 and 1,619.36

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Solution

The fourth proportional to 3,926.24, 5,893.68 and 1,619.36 is: 2,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.24 : 5,893.68 = 1,619.36 : x
  2. Step 2: Convert to fraction form
    3,926.24/5,893.68 = 1,619.36/x
  3. Step 3: Cross multiply
    3,926.24x = 5,893.68 × 1,619.36
  4. Step 4: Simplify right side
    3,926.24x = 9,543,989.64
  5. Step 5: Solve for x
    x = 9,543,989.64/3,926.24
  6. Step 6: Final answer
    x = 2,430.82

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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.