Home / 3,299.10-4,951.89-2,511.78

Finding the Fourth Proportional to 3,299.10, 4,951.89 and 2,511.78

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Solution

The fourth proportional to 3,299.10, 4,951.89 and 2,511.78 is: 3,770.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.10 : 4,951.89 = 2,511.78 : x
  2. Step 2: Convert to fraction form
    3,299.10/4,951.89 = 2,511.78/x
  3. Step 3: Cross multiply
    3,299.10x = 4,951.89 × 2,511.78
  4. Step 4: Simplify right side
    3,299.10x = 12,438,058.26
  5. Step 5: Solve for x
    x = 12,438,058.26/3,299.10
  6. Step 6: Final answer
    x = 3,770.14

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1.5x scale

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.