Home / 3,451.92-4,763.61-1,879.98

Finding the Fourth Proportional to 3,451.92, 4,763.61 and 1,879.98

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Solution

The fourth proportional to 3,451.92, 4,763.61 and 1,879.98 is: 2,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.92 : 4,763.61 = 1,879.98 : x
  2. Step 2: Convert to fraction form
    3,451.92/4,763.61 = 1,879.98/x
  3. Step 3: Cross multiply
    3,451.92x = 4,763.61 × 1,879.98
  4. Step 4: Simplify right side
    3,451.92x = 8,955,491.53
  5. Step 5: Solve for x
    x = 8,955,491.53/3,451.92
  6. Step 6: Final answer
    x = 2,594.35

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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.