Home / 3,669.71-5,511.54-2,285.62

Finding the Fourth Proportional to 3,669.71, 5,511.54 and 2,285.62

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Solution

The fourth proportional to 3,669.71, 5,511.54 and 2,285.62 is: 3,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.71 : 5,511.54 = 2,285.62 : x
  2. Step 2: Convert to fraction form
    3,669.71/5,511.54 = 2,285.62/x
  3. Step 3: Cross multiply
    3,669.71x = 5,511.54 × 2,285.62
  4. Step 4: Simplify right side
    3,669.71x = 12,597,280.85
  5. Step 5: Solve for x
    x = 12,597,280.85/3,669.71
  6. Step 6: Final answer
    x = 3,432.78

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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.