Home / 3,371.62-4,652.27-1,879.20

Finding the Fourth Proportional to 3,371.62, 4,652.27 and 1,879.20

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Solution

The fourth proportional to 3,371.62, 4,652.27 and 1,879.20 is: 2,592.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.62 : 4,652.27 = 1,879.20 : x
  2. Step 2: Convert to fraction form
    3,371.62/4,652.27 = 1,879.20/x
  3. Step 3: Cross multiply
    3,371.62x = 4,652.27 × 1,879.20
  4. Step 4: Simplify right side
    3,371.62x = 8,742,545.78
  5. Step 5: Solve for x
    x = 8,742,545.78/3,371.62
  6. Step 6: Final answer
    x = 2,592.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.