Home / 3,919.41-5,875.07-1,579.41

Finding the Fourth Proportional to 3,919.41, 5,875.07 and 1,579.41

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Solution

The fourth proportional to 3,919.41, 5,875.07 and 1,579.41 is: 2,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919.41 : 5,875.07 = 1,579.41 : x
  2. Step 2: Convert to fraction form
    3,919.41/5,875.07 = 1,579.41/x
  3. Step 3: Cross multiply
    3,919.41x = 5,875.07 × 1,579.41
  4. Step 4: Simplify right side
    3,919.41x = 9,279,136.41
  5. Step 5: Solve for x
    x = 9,279,136.41/3,919.41
  6. Step 6: Final answer
    x = 2,367.48

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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.